31443750

素因数分解:

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

素因数の和:89

約数の個数: 144

約数和(自身を含む): 93837744

約数和(自身を除く): 62393994

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, 195, 215, 225, 234, 250, 258, 325, 375, 387, 390, 430, 450, 559, 585, 625, 645, 650, 750, 774, 975, 1075, 1118, 1125, 1170, 1250, 1290, 1625, 1677, 1875, 1935, 1950, 2150, 2250, 2795, 2925, 3125, 3225, 3250, 3354, 3750, 3870, 4875, 5031, 5375, 5590, 5625, 5850, 6250, 6450, 8125, 8385, 9375, 9675, 9750, 10062, 10750, 11250, 13975, 14625, 16125, 16250, 16770, 18750, 19350, 24375, 25155, 26875, 27950, 28125, 29250, 32250, 40625, 41925, 48375, 48750, 50310, 53750, 56250, 69875, 73125, 80625, 81250, 83850, 96750, 121875, 125775, 134375, 139750, 146250, 161250, 209625, 241875, 243750, 251550, 268750, 349375, 365625, 403125, 419250, 483750, 628875, 698750, 731250, 806250, 1048125, 1209375, 1257750, 1746875, 2096250, 2418750, 3144375, 3493750, 5240625, 6288750, 10481250, 15721875, 31443750]

約数ペア:

[(1, 31443750), (2, 15721875), (3, 10481250), (5, 6288750), (6, 5240625), (9, 3493750), (10, 3144375), (13, 2418750), (15, 2096250), (18, 1746875), (25, 1257750), (26, 1209375), (30, 1048125), (39, 806250), (43, 731250), (45, 698750), (50, 628875), (65, 483750), (75, 419250), (78, 403125), (86, 365625), (90, 349375), (117, 268750), (125, 251550), (129, 243750), (130, 241875), (150, 209625), (195, 161250), (215, 146250), (225, 139750), (234, 134375), (250, 125775), (258, 121875), (325, 96750), (375, 83850), (387, 81250), (390, 80625), (430, 73125), (450, 69875), (559, 56250), (585, 53750), (625, 50310), (645, 48750), (650, 48375), (750, 41925), (774, 40625), (975, 32250), (1075, 29250), (1118, 28125), (1125, 27950), (1170, 26875), (1250, 25155), (1290, 24375), (1625, 19350), (1677, 18750), (1875, 16770), (1935, 16250), (1950, 16125), (2150, 14625), (2250, 13975), (2795, 11250), (2925, 10750), (3125, 10062), (3225, 9750), (3250, 9675), (3354, 9375), (3750, 8385), (3870, 8125), (4875, 6450), (5031, 6250), (5375, 5850), (5590, 5625)]