8257160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6659}}^1$

素因数の和:6701

約数の個数: 32

約数和(自身を含む): 19180800

約数和(自身を除く): 10923640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 6659, 13318, 26636, 33295, 53272, 66590, 133180, 206429, 266360, 412858, 825716, 1032145, 1651432, 2064290, 4128580, 8257160]

約数ペア:

[(1, 8257160), (2, 4128580), (4, 2064290), (5, 1651432), (8, 1032145), (10, 825716), (20, 412858), (31, 266360), (40, 206429), (62, 133180), (124, 66590), (155, 53272), (248, 33295), (310, 26636), (620, 13318), (1240, 6659)]