39677648

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:723

約数の個数: 40

約数和(自身を含む): 79581216

約数和(自身を除く): 39903568

約数列:

[1, 2, 4, 8, 16, 43, 86, 101, 172, 202, 344, 404, 571, 688, 808, 1142, 1616, 2284, 4343, 4568, 8686, 9136, 17372, 24553, 34744, 49106, 57671, 69488, 98212, 115342, 196424, 230684, 392848, 461368, 922736, 2479853, 4959706, 9919412, 19838824, 39677648]

約数ペア:

[(1, 39677648), (2, 19838824), (4, 9919412), (8, 4959706), (16, 2479853), (43, 922736), (86, 461368), (101, 392848), (172, 230684), (202, 196424), (344, 115342), (404, 98212), (571, 69488), (688, 57671), (808, 49106), (1142, 34744), (1616, 24553), (2284, 17372), (4343, 9136), (4568, 8686)]