64768760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{231317}}^1$

素因数の和:231335

約数の個数: 32

約数和(自身を含む): 166548960

約数和(自身を除く): 101780200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 231317, 462634, 925268, 1156585, 1619219, 1850536, 2313170, 3238438, 4626340, 6476876, 8096095, 9252680, 12953752, 16192190, 32384380, 64768760]

約数ペア:

[(1, 64768760), (2, 32384380), (4, 16192190), (5, 12953752), (7, 9252680), (8, 8096095), (10, 6476876), (14, 4626340), (20, 3238438), (28, 2313170), (35, 1850536), (40, 1619219), (56, 1156585), (70, 925268), (140, 462634), (280, 231317)]