7831277420

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^2\times {\mathrm{113}}^1\times {\mathrm{503}}^1$

素因数の和:791

約数の個数: 72

約数和(自身を含む): 16826908896

約数和(自身を除く): 8995631476

約数列:

[1, 2, 4, 5, 10, 20, 83, 113, 166, 226, 332, 415, 452, 503, 565, 830, 1006, 1130, 1660, 2012, 2260, 2515, 5030, 6889, 9379, 10060, 13778, 18758, 27556, 34445, 37516, 41749, 46895, 56839, 68890, 83498, 93790, 113678, 137780, 166996, 187580, 208745, 227356, 284195, 417490, 568390, 778457, 834980, 1136780, 1556914, 3113828, 3465167, 3892285, 4717637, 6930334, 7784570, 9435274, 13860668, 15569140, 17325835, 18870548, 23588185, 34651670, 47176370, 69303340, 94352740, 391563871, 783127742, 1566255484, 1957819355, 3915638710, 7831277420]

約数ペア:

[(1, 7831277420), (2, 3915638710), (4, 1957819355), (5, 1566255484), (10, 783127742), (20, 391563871), (83, 94352740), (113, 69303340), (166, 47176370), (226, 34651670), (332, 23588185), (415, 18870548), (452, 17325835), (503, 15569140), (565, 13860668), (830, 9435274), (1006, 7784570), (1130, 6930334), (1660, 4717637), (2012, 3892285), (2260, 3465167), (2515, 3113828), (5030, 1556914), (6889, 1136780), (9379, 834980), (10060, 778457), (13778, 568390), (18758, 417490), (27556, 284195), (34445, 227356), (37516, 208745), (41749, 187580), (46895, 166996), (56839, 137780), (68890, 113678), (83498, 93790)]