71237920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1181}}^1$

素因数の和:1238

約数の個数: 96

約数和(自身を含む): 187654320

約数和(自身を除く): 116416400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 65, 80, 104, 116, 130, 145, 160, 208, 232, 260, 290, 377, 416, 464, 520, 580, 754, 928, 1040, 1160, 1181, 1508, 1885, 2080, 2320, 2362, 3016, 3770, 4640, 4724, 5905, 6032, 7540, 9448, 11810, 12064, 15080, 15353, 18896, 23620, 30160, 30706, 34249, 37792, 47240, 60320, 61412, 68498, 76765, 94480, 122824, 136996, 153530, 171245, 188960, 245648, 273992, 307060, 342490, 445237, 491296, 547984, 614120, 684980, 890474, 1095968, 1228240, 1369960, 1780948, 2226185, 2456480, 2739920, 3561896, 4452370, 5479840, 7123792, 8904740, 14247584, 17809480, 35618960, 71237920]

約数ペア:

[(1, 71237920), (2, 35618960), (4, 17809480), (5, 14247584), (8, 8904740), (10, 7123792), (13, 5479840), (16, 4452370), (20, 3561896), (26, 2739920), (29, 2456480), (32, 2226185), (40, 1780948), (52, 1369960), (58, 1228240), (65, 1095968), (80, 890474), (104, 684980), (116, 614120), (130, 547984), (145, 491296), (160, 445237), (208, 342490), (232, 307060), (260, 273992), (290, 245648), (377, 188960), (416, 171245), (464, 153530), (520, 136996), (580, 122824), (754, 94480), (928, 76765), (1040, 68498), (1160, 61412), (1181, 60320), (1508, 47240), (1885, 37792), (2080, 34249), (2320, 30706), (2362, 30160), (3016, 23620), (3770, 18896), (4640, 15353), (4724, 15080), (5905, 12064), (6032, 11810), (7540, 9448)]