79678760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7691}}^1$

素因数の和:7746

約数の個数: 64

約数和(自身を含む): 210453120

約数和(自身を除く): 130774360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 7691, 10360, 15382, 30764, 38455, 53837, 61528, 76910, 107674, 153820, 215348, 269185, 284567, 307640, 430696, 538370, 569134, 1076740, 1138268, 1422835, 1991969, 2153480, 2276536, 2845670, 3983938, 5691340, 7967876, 9959845, 11382680, 15935752, 19919690, 39839380, 79678760]

約数ペア:

[(1, 79678760), (2, 39839380), (4, 19919690), (5, 15935752), (7, 11382680), (8, 9959845), (10, 7967876), (14, 5691340), (20, 3983938), (28, 2845670), (35, 2276536), (37, 2153480), (40, 1991969), (56, 1422835), (70, 1138268), (74, 1076740), (140, 569134), (148, 538370), (185, 430696), (259, 307640), (280, 284567), (296, 269185), (370, 215348), (518, 153820), (740, 107674), (1036, 76910), (1295, 61528), (1480, 53837), (2072, 38455), (2590, 30764), (5180, 15382), (7691, 10360)]