132806480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53551}}^1$

素因数の和:53595

約数の個数: 40

約数和(自身を含む): 318741504

約数和(自身を除く): 185935024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 53551, 107102, 214204, 267755, 428408, 535510, 856816, 1071020, 1660081, 2142040, 3320162, 4284080, 6640324, 8300405, 13280648, 16600810, 26561296, 33201620, 66403240, 132806480]

約数ペア:

[(1, 132806480), (2, 66403240), (4, 33201620), (5, 26561296), (8, 16600810), (10, 13280648), (16, 8300405), (20, 6640324), (31, 4284080), (40, 3320162), (62, 2142040), (80, 1660081), (124, 1071020), (155, 856816), (248, 535510), (310, 428408), (496, 267755), (620, 214204), (1240, 107102), (2480, 53551)]