54884960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26387}}^1$

素因数の和:26415

約数の個数: 48

約数和(自身を含む): 139645296

約数和(自身を除く): 84760336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 26387, 52774, 105548, 131935, 211096, 263870, 343031, 422192, 527740, 686062, 844384, 1055480, 1372124, 1715155, 2110960, 2744248, 3430310, 4221920, 5488496, 6860620, 10976992, 13721240, 27442480, 54884960]

約数ペア:

[(1, 54884960), (2, 27442480), (4, 13721240), (5, 10976992), (8, 6860620), (10, 5488496), (13, 4221920), (16, 3430310), (20, 2744248), (26, 2110960), (32, 1715155), (40, 1372124), (52, 1055480), (65, 844384), (80, 686062), (104, 527740), (130, 422192), (160, 343031), (208, 263870), (260, 211096), (416, 131935), (520, 105548), (1040, 52774), (2080, 26387)]