68536280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59083}}^1$

素因数の和:59123

約数の個数: 32

約数和(自身を含む): 159526800

約数和(自身を除く): 90990520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 59083, 118166, 236332, 295415, 472664, 590830, 1181660, 1713407, 2363320, 3426814, 6853628, 8567035, 13707256, 17134070, 34268140, 68536280]

約数ペア:

[(1, 68536280), (2, 34268140), (4, 17134070), (5, 13707256), (8, 8567035), (10, 6853628), (20, 3426814), (29, 2363320), (40, 1713407), (58, 1181660), (116, 590830), (145, 472664), (232, 295415), (290, 236332), (580, 118166), (1160, 59083)]