64157080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{123379}}^1$

素因数の和:123403

約数の個数: 32

約数和(自身を含む): 155458800

約数和(自身を除く): 91301720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 123379, 246758, 493516, 616895, 987032, 1233790, 1603927, 2467580, 3207854, 4935160, 6415708, 8019635, 12831416, 16039270, 32078540, 64157080]

約数ペア:

[(1, 64157080), (2, 32078540), (4, 16039270), (5, 12831416), (8, 8019635), (10, 6415708), (13, 4935160), (20, 3207854), (26, 2467580), (40, 1603927), (52, 1233790), (65, 987032), (104, 616895), (130, 493516), (260, 246758), (520, 123379)]