66626320

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4987}}^1$

素因数の和:5167

約数の個数: 40

約数和(自身を含む): 155865024

約数和(自身を除く): 89238704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 4987, 6680, 9974, 13360, 19948, 24935, 39896, 49870, 79792, 99740, 199480, 398960, 832829, 1665658, 3331316, 4164145, 6662632, 8328290, 13325264, 16656580, 33313160, 66626320]

約数ペア:

[(1, 66626320), (2, 33313160), (4, 16656580), (5, 13325264), (8, 8328290), (10, 6662632), (16, 4164145), (20, 3331316), (40, 1665658), (80, 832829), (167, 398960), (334, 199480), (668, 99740), (835, 79792), (1336, 49870), (1670, 39896), (2672, 24935), (3340, 19948), (4987, 13360), (6680, 9974)]