8162080

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{367}}^1$

素因数の和:521

約数の個数: 48

約数和(自身を含む): 19474560

約数和(自身を除く): 11312480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 367, 556, 695, 734, 1112, 1390, 1468, 1835, 2224, 2780, 2936, 3670, 4448, 5560, 5872, 7340, 11120, 11744, 14680, 22240, 29360, 51013, 58720, 102026, 204052, 255065, 408104, 510130, 816208, 1020260, 1632416, 2040520, 4081040, 8162080]

約数ペア:

[(1, 8162080), (2, 4081040), (4, 2040520), (5, 1632416), (8, 1020260), (10, 816208), (16, 510130), (20, 408104), (32, 255065), (40, 204052), (80, 102026), (139, 58720), (160, 51013), (278, 29360), (367, 22240), (556, 14680), (695, 11744), (734, 11120), (1112, 7340), (1390, 5872), (1468, 5560), (1835, 4448), (2224, 3670), (2780, 2936)]