68910880

素因数分解:

$2^5\times 5^1\times {\mathrm{167}}^1\times {\mathrm{2579}}^1$

素因数の和:2761

約数の個数: 48

約数和(自身を含む): 163840320

約数和(自身を除く): 94929440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 167, 334, 668, 835, 1336, 1670, 2579, 2672, 3340, 5158, 5344, 6680, 10316, 12895, 13360, 20632, 25790, 26720, 41264, 51580, 82528, 103160, 206320, 412640, 430693, 861386, 1722772, 2153465, 3445544, 4306930, 6891088, 8613860, 13782176, 17227720, 34455440, 68910880]

約数ペア:

[(1, 68910880), (2, 34455440), (4, 17227720), (5, 13782176), (8, 8613860), (10, 6891088), (16, 4306930), (20, 3445544), (32, 2153465), (40, 1722772), (80, 861386), (160, 430693), (167, 412640), (334, 206320), (668, 103160), (835, 82528), (1336, 51580), (1670, 41264), (2579, 26720), (2672, 25790), (3340, 20632), (5158, 13360), (5344, 12895), (6680, 10316)]