54389920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:438

約数の個数: 96

約数和(自身を含む): 140555520

約数和(自身を除く): 86165600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 79, 80, 104, 130, 158, 160, 208, 260, 316, 331, 395, 416, 520, 632, 662, 790, 1027, 1040, 1264, 1324, 1580, 1655, 2054, 2080, 2528, 2648, 3160, 3310, 4108, 4303, 5135, 5296, 6320, 6620, 8216, 8606, 10270, 10592, 12640, 13240, 16432, 17212, 20540, 21515, 26149, 26480, 32864, 34424, 41080, 43030, 52298, 52960, 68848, 82160, 86060, 104596, 130745, 137696, 164320, 172120, 209192, 261490, 339937, 344240, 418384, 522980, 679874, 688480, 836768, 1045960, 1359748, 1699685, 2091920, 2719496, 3399370, 4183840, 5438992, 6798740, 10877984, 13597480, 27194960, 54389920]

約数ペア:

[(1, 54389920), (2, 27194960), (4, 13597480), (5, 10877984), (8, 6798740), (10, 5438992), (13, 4183840), (16, 3399370), (20, 2719496), (26, 2091920), (32, 1699685), (40, 1359748), (52, 1045960), (65, 836768), (79, 688480), (80, 679874), (104, 522980), (130, 418384), (158, 344240), (160, 339937), (208, 261490), (260, 209192), (316, 172120), (331, 164320), (395, 137696), (416, 130745), (520, 104596), (632, 86060), (662, 82160), (790, 68848), (1027, 52960), (1040, 52298), (1264, 43030), (1324, 41080), (1580, 34424), (1655, 32864), (2054, 26480), (2080, 26149), (2528, 21515), (2648, 20540), (3160, 17212), (3310, 16432), (4108, 13240), (4303, 12640), (5135, 10592), (5296, 10270), (6320, 8606), (6620, 8216)]