82462640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2143}}^1$

素因数の和:2206

約数の個数: 80

約数和(自身を含む): 212153088

約数和(自身を除く): 129690448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 370, 481, 520, 592, 740, 962, 1040, 1480, 1924, 2143, 2405, 2960, 3848, 4286, 4810, 7696, 8572, 9620, 10715, 17144, 19240, 21430, 27859, 34288, 38480, 42860, 55718, 79291, 85720, 111436, 139295, 158582, 171440, 222872, 278590, 317164, 396455, 445744, 557180, 634328, 792910, 1030783, 1114360, 1268656, 1585820, 2061566, 2228720, 3171640, 4123132, 5153915, 6343280, 8246264, 10307830, 16492528, 20615660, 41231320, 82462640]

約数ペア:

[(1, 82462640), (2, 41231320), (4, 20615660), (5, 16492528), (8, 10307830), (10, 8246264), (13, 6343280), (16, 5153915), (20, 4123132), (26, 3171640), (37, 2228720), (40, 2061566), (52, 1585820), (65, 1268656), (74, 1114360), (80, 1030783), (104, 792910), (130, 634328), (148, 557180), (185, 445744), (208, 396455), (260, 317164), (296, 278590), (370, 222872), (481, 171440), (520, 158582), (592, 139295), (740, 111436), (962, 85720), (1040, 79291), (1480, 55718), (1924, 42860), (2143, 38480), (2405, 34288), (2960, 27859), (3848, 21430), (4286, 19240), (4810, 17144), (7696, 10715), (8572, 9620)]