82521920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:352

約数の個数: 112

約数和(自身を含む): 215066880

約数和(自身を除く): 132544960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 83, 104, 130, 160, 166, 208, 239, 260, 320, 332, 415, 416, 478, 520, 664, 830, 832, 956, 1040, 1079, 1195, 1328, 1660, 1912, 2080, 2158, 2390, 2656, 3107, 3320, 3824, 4160, 4316, 4780, 5312, 5395, 6214, 6640, 7648, 8632, 9560, 10790, 12428, 13280, 15296, 15535, 17264, 19120, 19837, 21580, 24856, 26560, 31070, 34528, 38240, 39674, 43160, 49712, 62140, 69056, 76480, 79348, 86320, 99185, 99424, 124280, 158696, 172640, 198370, 198848, 248560, 257881, 317392, 345280, 396740, 497120, 515762, 634784, 793480, 994240, 1031524, 1269568, 1289405, 1586960, 2063048, 2578810, 3173920, 4126096, 5157620, 6347840, 8252192, 10315240, 16504384, 20630480, 41260960, 82521920]

約数ペア:

[(1, 82521920), (2, 41260960), (4, 20630480), (5, 16504384), (8, 10315240), (10, 8252192), (13, 6347840), (16, 5157620), (20, 4126096), (26, 3173920), (32, 2578810), (40, 2063048), (52, 1586960), (64, 1289405), (65, 1269568), (80, 1031524), (83, 994240), (104, 793480), (130, 634784), (160, 515762), (166, 497120), (208, 396740), (239, 345280), (260, 317392), (320, 257881), (332, 248560), (415, 198848), (416, 198370), (478, 172640), (520, 158696), (664, 124280), (830, 99424), (832, 99185), (956, 86320), (1040, 79348), (1079, 76480), (1195, 69056), (1328, 62140), (1660, 49712), (1912, 43160), (2080, 39674), (2158, 38240), (2390, 34528), (2656, 31070), (3107, 26560), (3320, 24856), (3824, 21580), (4160, 19837), (4316, 19120), (4780, 17264), (5312, 15535), (5395, 15296), (6214, 13280), (6640, 12428), (7648, 10790), (8632, 9560)]