72898540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 182891520

約数和(自身を除く): 109992980

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 71, 110, 130, 142, 143, 220, 260, 284, 286, 355, 359, 572, 710, 715, 718, 781, 923, 1420, 1430, 1436, 1562, 1795, 1846, 2860, 3124, 3590, 3692, 3905, 3949, 4615, 4667, 7180, 7810, 7898, 9230, 9334, 10153, 15620, 15796, 18460, 18668, 19745, 20306, 23335, 25489, 39490, 40612, 46670, 50765, 50978, 51337, 78980, 93340, 101530, 101956, 102674, 127445, 203060, 205348, 254890, 256685, 280379, 331357, 509780, 513370, 560758, 662714, 1026740, 1121516, 1325428, 1401895, 1656785, 2803790, 3313570, 3644927, 5607580, 6627140, 7289854, 14579708, 18224635, 36449270, 72898540]

約数ペア:

[(1, 72898540), (2, 36449270), (4, 18224635), (5, 14579708), (10, 7289854), (11, 6627140), (13, 5607580), (20, 3644927), (22, 3313570), (26, 2803790), (44, 1656785), (52, 1401895), (55, 1325428), (65, 1121516), (71, 1026740), (110, 662714), (130, 560758), (142, 513370), (143, 509780), (220, 331357), (260, 280379), (284, 256685), (286, 254890), (355, 205348), (359, 203060), (572, 127445), (710, 102674), (715, 101956), (718, 101530), (781, 93340), (923, 78980), (1420, 51337), (1430, 50978), (1436, 50765), (1562, 46670), (1795, 40612), (1846, 39490), (2860, 25489), (3124, 23335), (3590, 20306), (3692, 19745), (3905, 18668), (3949, 18460), (4615, 15796), (4667, 15620), (7180, 10153), (7810, 9334), (7898, 9230)]