81753750

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{13}}^2\times {\mathrm{43}}^1$

素因数の和:97

約数の個数: 180

約数和(自身を含む): 245255868

約数和(自身を除く): 163502118

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 43, 45, 50, 65, 75, 78, 86, 90, 117, 125, 129, 130, 150, 169, 195, 215, 225, 234, 250, 258, 325, 338, 375, 387, 390, 430, 450, 507, 559, 585, 625, 645, 650, 750, 774, 845, 975, 1014, 1075, 1118, 1125, 1170, 1250, 1290, 1521, 1625, 1677, 1690, 1875, 1935, 1950, 2150, 2250, 2535, 2795, 2925, 3042, 3225, 3250, 3354, 3750, 3870, 4225, 4875, 5031, 5070, 5375, 5590, 5625, 5850, 6450, 7267, 7605, 8125, 8385, 8450, 9675, 9750, 10062, 10750, 11250, 12675, 13975, 14534, 14625, 15210, 16125, 16250, 16770, 19350, 21125, 21801, 24375, 25155, 25350, 26875, 27950, 29250, 32250, 36335, 38025, 41925, 42250, 43602, 48375, 48750, 50310, 53750, 63375, 65403, 69875, 72670, 73125, 76050, 80625, 83850, 96750, 105625, 109005, 125775, 126750, 130806, 139750, 146250, 161250, 181675, 190125, 209625, 211250, 218010, 241875, 251550, 316875, 327015, 349375, 363350, 380250, 419250, 483750, 545025, 628875, 633750, 654030, 698750, 908375, 950625, 1048125, 1090050, 1257750, 1635075, 1816750, 1901250, 2096250, 2725125, 3144375, 3270150, 4541875, 5450250, 6288750, 8175375, 9083750, 13625625, 16350750, 27251250, 40876875, 81753750]

約数ペア:

[(1, 81753750), (2, 40876875), (3, 27251250), (5, 16350750), (6, 13625625), (9, 9083750), (10, 8175375), (13, 6288750), (15, 5450250), (18, 4541875), (25, 3270150), (26, 3144375), (30, 2725125), (39, 2096250), (43, 1901250), (45, 1816750), (50, 1635075), (65, 1257750), (75, 1090050), (78, 1048125), (86, 950625), (90, 908375), (117, 698750), (125, 654030), (129, 633750), (130, 628875), (150, 545025), (169, 483750), (195, 419250), (215, 380250), (225, 363350), (234, 349375), (250, 327015), (258, 316875), (325, 251550), (338, 241875), (375, 218010), (387, 211250), (390, 209625), (430, 190125), (450, 181675), (507, 161250), (559, 146250), (585, 139750), (625, 130806), (645, 126750), (650, 125775), (750, 109005), (774, 105625), (845, 96750), (975, 83850), (1014, 80625), (1075, 76050), (1118, 73125), (1125, 72670), (1170, 69875), (1250, 65403), (1290, 63375), (1521, 53750), (1625, 50310), (1677, 48750), (1690, 48375), (1875, 43602), (1935, 42250), (1950, 41925), (2150, 38025), (2250, 36335), (2535, 32250), (2795, 29250), (2925, 27950), (3042, 26875), (3225, 25350), (3250, 25155), (3354, 24375), (3750, 21801), (3870, 21125), (4225, 19350), (4875, 16770), (5031, 16250), (5070, 16125), (5375, 15210), (5590, 14625), (5625, 14534), (5850, 13975), (6450, 12675), (7267, 11250), (7605, 10750), (8125, 10062), (8385, 9750), (8450, 9675)]