81850500

素因数分解:

$2^2\times 3^4\times 5^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:121

約数の個数: 240

約数和(自身を含む): 279062784

約数和(自身を除く): 197212284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 43, 45, 47, 50, 54, 60, 75, 81, 86, 90, 94, 100, 108, 125, 129, 135, 141, 150, 162, 172, 180, 188, 215, 225, 235, 250, 258, 270, 282, 300, 324, 375, 387, 405, 423, 430, 450, 470, 500, 516, 540, 564, 645, 675, 705, 750, 774, 810, 846, 860, 900, 940, 1075, 1125, 1161, 1175, 1269, 1290, 1350, 1410, 1500, 1548, 1620, 1692, 1935, 2021, 2025, 2115, 2150, 2250, 2322, 2350, 2538, 2580, 2700, 2820, 3225, 3375, 3483, 3525, 3807, 3870, 4042, 4050, 4230, 4300, 4500, 4644, 4700, 5076, 5375, 5805, 5875, 6063, 6345, 6450, 6750, 6966, 7050, 7614, 7740, 8084, 8100, 8460, 9675, 10105, 10125, 10575, 10750, 11610, 11750, 12126, 12690, 12900, 13500, 13932, 14100, 15228, 16125, 17415, 17625, 18189, 19035, 19350, 20210, 20250, 21150, 21500, 23220, 23500, 24252, 25380, 29025, 30315, 31725, 32250, 34830, 35250, 36378, 38070, 38700, 40420, 40500, 42300, 48375, 50525, 52875, 54567, 58050, 60630, 63450, 64500, 69660, 70500, 72756, 76140, 87075, 90945, 95175, 96750, 101050, 105750, 109134, 116100, 121260, 126900, 145125, 151575, 158625, 163701, 174150, 181890, 190350, 193500, 202100, 211500, 218268, 252625, 272835, 290250, 303150, 317250, 327402, 348300, 363780, 380700, 435375, 454725, 475875, 505250, 545670, 580500, 606300, 634500, 654804, 757875, 818505, 870750, 909450, 951750, 1010500, 1091340, 1364175, 1515750, 1637010, 1741500, 1818900, 1903500, 2273625, 2728350, 3031500, 3274020, 4092525, 4547250, 5456700, 6820875, 8185050, 9094500, 13641750, 16370100, 20462625, 27283500, 40925250, 81850500]

約数ペア:

[(1, 81850500), (2, 40925250), (3, 27283500), (4, 20462625), (5, 16370100), (6, 13641750), (9, 9094500), (10, 8185050), (12, 6820875), (15, 5456700), (18, 4547250), (20, 4092525), (25, 3274020), (27, 3031500), (30, 2728350), (36, 2273625), (43, 1903500), (45, 1818900), (47, 1741500), (50, 1637010), (54, 1515750), (60, 1364175), (75, 1091340), (81, 1010500), (86, 951750), (90, 909450), (94, 870750), (100, 818505), (108, 757875), (125, 654804), (129, 634500), (135, 606300), (141, 580500), (150, 545670), (162, 505250), (172, 475875), (180, 454725), (188, 435375), (215, 380700), (225, 363780), (235, 348300), (250, 327402), (258, 317250), (270, 303150), (282, 290250), (300, 272835), (324, 252625), (375, 218268), (387, 211500), (405, 202100), (423, 193500), (430, 190350), (450, 181890), (470, 174150), (500, 163701), (516, 158625), (540, 151575), (564, 145125), (645, 126900), (675, 121260), (705, 116100), (750, 109134), (774, 105750), (810, 101050), (846, 96750), (860, 95175), (900, 90945), (940, 87075), (1075, 76140), (1125, 72756), (1161, 70500), (1175, 69660), (1269, 64500), (1290, 63450), (1350, 60630), (1410, 58050), (1500, 54567), (1548, 52875), (1620, 50525), (1692, 48375), (1935, 42300), (2021, 40500), (2025, 40420), (2115, 38700), (2150, 38070), (2250, 36378), (2322, 35250), (2350, 34830), (2538, 32250), (2580, 31725), (2700, 30315), (2820, 29025), (3225, 25380), (3375, 24252), (3483, 23500), (3525, 23220), (3807, 21500), (3870, 21150), (4042, 20250), (4050, 20210), (4230, 19350), (4300, 19035), (4500, 18189), (4644, 17625), (4700, 17415), (5076, 16125), (5375, 15228), (5805, 14100), (5875, 13932), (6063, 13500), (6345, 12900), (6450, 12690), (6750, 12126), (6966, 11750), (7050, 11610), (7614, 10750), (7740, 10575), (8084, 10125), (8100, 10105), (8460, 9675)]