80814808

素因数分解:

$2^3\times {\mathrm{37}}^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 160060320

約数和(自身を除く): 79245512

約数列:

[1, 2, 4, 8, 37, 47, 74, 94, 148, 157, 188, 296, 314, 376, 628, 1256, 1369, 1739, 2738, 3478, 5476, 5809, 6956, 7379, 10952, 11618, 13912, 14758, 23236, 29516, 46472, 59032, 64343, 128686, 214933, 257372, 273023, 429866, 514744, 546046, 859732, 1092092, 1719464, 2184184, 10101851, 20203702, 40407404, 80814808]

約数ペア:

[(1, 80814808), (2, 40407404), (4, 20203702), (8, 10101851), (37, 2184184), (47, 1719464), (74, 1092092), (94, 859732), (148, 546046), (157, 514744), (188, 429866), (296, 273023), (314, 257372), (376, 214933), (628, 128686), (1256, 64343), (1369, 59032), (1739, 46472), (2738, 29516), (3478, 23236), (5476, 14758), (5809, 13912), (6956, 11618), (7379, 10952)]