78393868

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1049}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 167227200

約数和(自身を除く): 88833332

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 157, 238, 314, 476, 628, 1049, 1099, 2098, 2198, 2669, 4196, 4396, 5338, 7343, 10676, 14686, 17833, 18683, 29372, 35666, 37366, 71332, 74732, 124831, 164693, 249662, 329386, 499324, 658772, 1152851, 2305702, 2799781, 4611404, 5599562, 11199124, 19598467, 39196934, 78393868]

約数ペア:

[(1, 78393868), (2, 39196934), (4, 19598467), (7, 11199124), (14, 5599562), (17, 4611404), (28, 2799781), (34, 2305702), (68, 1152851), (119, 658772), (157, 499324), (238, 329386), (314, 249662), (476, 164693), (628, 124831), (1049, 74732), (1099, 71332), (2098, 37366), (2198, 35666), (2669, 29372), (4196, 18683), (4396, 17833), (5338, 14686), (7343, 10676)]