66707840

素因数分解:

$2^7\times 5^1\times {\mathrm{104231}}^1$

素因数の和:104250

約数の個数: 32

約数和(自身を含む): 159474960

約数和(自身を除く): 92767120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 104231, 208462, 416924, 521155, 833848, 1042310, 1667696, 2084620, 3335392, 4169240, 6670784, 8338480, 13341568, 16676960, 33353920, 66707840]

約数ペア:

[(1, 66707840), (2, 33353920), (4, 16676960), (5, 13341568), (8, 8338480), (10, 6670784), (16, 4169240), (20, 3335392), (32, 2084620), (40, 1667696), (64, 1042310), (80, 833848), (128, 521155), (160, 416924), (320, 208462), (640, 104231)]