68084860

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{64231}}^1$

素因数の和:64293

約数の個数: 24

約数和(自身を含む): 145678176

約数和(自身を除く): 77593316

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 64231, 128462, 256924, 321155, 642310, 1284620, 3404243, 6808486, 13616972, 17021215, 34042430, 68084860]

約数ペア:

[(1, 68084860), (2, 34042430), (4, 17021215), (5, 13616972), (10, 6808486), (20, 3404243), (53, 1284620), (106, 642310), (212, 321155), (265, 256924), (530, 128462), (1060, 64231)]