72562500

素因数分解:

$2^2\times 3^3\times 5^6\times {\mathrm{43}}^1$

素因数の和:86

約数の個数: 168

約数和(自身を含む): 240621920

約数和(自身を除く): 168059420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 43, 45, 50, 54, 60, 75, 86, 90, 100, 108, 125, 129, 135, 150, 172, 180, 215, 225, 250, 258, 270, 300, 375, 387, 430, 450, 500, 516, 540, 625, 645, 675, 750, 774, 860, 900, 1075, 1125, 1161, 1250, 1290, 1350, 1500, 1548, 1875, 1935, 2150, 2250, 2322, 2500, 2580, 2700, 3125, 3225, 3375, 3750, 3870, 4300, 4500, 4644, 5375, 5625, 5805, 6250, 6450, 6750, 7500, 7740, 9375, 9675, 10750, 11250, 11610, 12500, 12900, 13500, 15625, 16125, 16875, 18750, 19350, 21500, 22500, 23220, 26875, 28125, 29025, 31250, 32250, 33750, 37500, 38700, 46875, 48375, 53750, 56250, 58050, 62500, 64500, 67500, 80625, 84375, 93750, 96750, 107500, 112500, 116100, 134375, 140625, 145125, 161250, 168750, 187500, 193500, 241875, 268750, 281250, 290250, 322500, 337500, 403125, 421875, 483750, 537500, 562500, 580500, 671875, 725625, 806250, 843750, 967500, 1209375, 1343750, 1451250, 1612500, 1687500, 2015625, 2418750, 2687500, 2902500, 3628125, 4031250, 4837500, 6046875, 7256250, 8062500, 12093750, 14512500, 18140625, 24187500, 36281250, 72562500]

約数ペア:

[(1, 72562500), (2, 36281250), (3, 24187500), (4, 18140625), (5, 14512500), (6, 12093750), (9, 8062500), (10, 7256250), (12, 6046875), (15, 4837500), (18, 4031250), (20, 3628125), (25, 2902500), (27, 2687500), (30, 2418750), (36, 2015625), (43, 1687500), (45, 1612500), (50, 1451250), (54, 1343750), (60, 1209375), (75, 967500), (86, 843750), (90, 806250), (100, 725625), (108, 671875), (125, 580500), (129, 562500), (135, 537500), (150, 483750), (172, 421875), (180, 403125), (215, 337500), (225, 322500), (250, 290250), (258, 281250), (270, 268750), (300, 241875), (375, 193500), (387, 187500), (430, 168750), (450, 161250), (500, 145125), (516, 140625), (540, 134375), (625, 116100), (645, 112500), (675, 107500), (750, 96750), (774, 93750), (860, 84375), (900, 80625), (1075, 67500), (1125, 64500), (1161, 62500), (1250, 58050), (1290, 56250), (1350, 53750), (1500, 48375), (1548, 46875), (1875, 38700), (1935, 37500), (2150, 33750), (2250, 32250), (2322, 31250), (2500, 29025), (2580, 28125), (2700, 26875), (3125, 23220), (3225, 22500), (3375, 21500), (3750, 19350), (3870, 18750), (4300, 16875), (4500, 16125), (4644, 15625), (5375, 13500), (5625, 12900), (5805, 12500), (6250, 11610), (6450, 11250), (6750, 10750), (7500, 9675), (7740, 9375)]