81035660

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{26833}}^1$

素因数の和:26993

約数の個数: 24

約数和(自身を含む): 171308256

約数和(自身を除く): 90272596

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 26833, 53666, 107332, 134165, 268330, 536660, 4051783, 8103566, 16207132, 20258915, 40517830, 81035660]

約数ペア:

[(1, 81035660), (2, 40517830), (4, 20258915), (5, 16207132), (10, 8103566), (20, 4051783), (151, 536660), (302, 268330), (604, 134165), (755, 107332), (1510, 53666), (3020, 26833)]