71310164920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3547}}^1\times {\mathrm{7079}}^1$

素因数の和:10708

約数の個数: 64

約数和(自身を含む): 162776563200

約数和(自身を除く): 91466398280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 3547, 7079, 7094, 14158, 14188, 17735, 28316, 28376, 35395, 35470, 56632, 70790, 70940, 141580, 141880, 251837, 283160, 502609, 503674, 1005218, 1007348, 1259185, 2010436, 2014696, 2513045, 2518370, 4020872, 5026090, 5036740, 10052180, 10073480, 20104360, 25109213, 50218426, 100436852, 125546065, 200873704, 251092130, 502184260, 1004368520, 1782754123, 3565508246, 7131016492, 8913770615, 14262032984, 17827541230, 35655082460, 71310164920]

約数ペア:

[(1, 71310164920), (2, 35655082460), (4, 17827541230), (5, 14262032984), (8, 8913770615), (10, 7131016492), (20, 3565508246), (40, 1782754123), (71, 1004368520), (142, 502184260), (284, 251092130), (355, 200873704), (568, 125546065), (710, 100436852), (1420, 50218426), (2840, 25109213), (3547, 20104360), (7079, 10073480), (7094, 10052180), (14158, 5036740), (14188, 5026090), (17735, 4020872), (28316, 2518370), (28376, 2513045), (35395, 2014696), (35470, 2010436), (56632, 1259185), (70790, 1007348), (70940, 1005218), (141580, 503674), (141880, 502609), (251837, 283160)]