65722620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{17957}}^1$

素因数の和:18030

約数の個数: 48

約数和(自身を含む): 187050528

約数和(自身を除く): 121327908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 17957, 35914, 53871, 71828, 89785, 107742, 179570, 215484, 269355, 359140, 538710, 1077420, 1095377, 2190754, 3286131, 4381508, 5476885, 6572262, 10953770, 13144524, 16430655, 21907540, 32861310, 65722620]

約数ペア:

[(1, 65722620), (2, 32861310), (3, 21907540), (4, 16430655), (5, 13144524), (6, 10953770), (10, 6572262), (12, 5476885), (15, 4381508), (20, 3286131), (30, 2190754), (60, 1095377), (61, 1077420), (122, 538710), (183, 359140), (244, 269355), (305, 215484), (366, 179570), (610, 107742), (732, 89785), (915, 71828), (1220, 53871), (1830, 35914), (3660, 17957)]