165655360

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39821}}^1$

素因数の和:39851

約数の個数: 56

約数和(自身を含む): 424821096

約数和(自身を除く): 259165736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 39821, 79642, 159284, 199105, 318568, 398210, 517673, 637136, 796420, 1035346, 1274272, 1592840, 2070692, 2548544, 2588365, 3185680, 4141384, 5176730, 6371360, 8282768, 10353460, 12742720, 16565536, 20706920, 33131072, 41413840, 82827680, 165655360]

約数ペア:

[(1, 165655360), (2, 82827680), (4, 41413840), (5, 33131072), (8, 20706920), (10, 16565536), (13, 12742720), (16, 10353460), (20, 8282768), (26, 6371360), (32, 5176730), (40, 4141384), (52, 3185680), (64, 2588365), (65, 2548544), (80, 2070692), (104, 1592840), (130, 1274272), (160, 1035346), (208, 796420), (260, 637136), (320, 517673), (416, 398210), (520, 318568), (832, 199105), (1040, 159284), (2080, 79642), (4160, 39821)]