87855160

素因数分解:

$2^3\times 5^1\times {\mathrm{613}}^1\times {\mathrm{3583}}^1$

素因数の和:4207

約数の個数: 32

約数和(自身を含む): 198051840

約数和(自身を除く): 110196680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 613, 1226, 2452, 3065, 3583, 4904, 6130, 7166, 12260, 14332, 17915, 24520, 28664, 35830, 71660, 143320, 2196379, 4392758, 8785516, 10981895, 17571032, 21963790, 43927580, 87855160]

約数ペア:

[(1, 87855160), (2, 43927580), (4, 21963790), (5, 17571032), (8, 10981895), (10, 8785516), (20, 4392758), (40, 2196379), (613, 143320), (1226, 71660), (2452, 35830), (3065, 28664), (3583, 24520), (4904, 17915), (6130, 14332), (7166, 12260)]