127846480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{51551}}^1$

素因数の和:51595

約数の個数: 40

約数和(自身を含む): 306837504

約数和(自身を除く): 178991024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 51551, 103102, 206204, 257755, 412408, 515510, 824816, 1031020, 1598081, 2062040, 3196162, 4124080, 6392324, 7990405, 12784648, 15980810, 25569296, 31961620, 63923240, 127846480]

約数ペア:

[(1, 127846480), (2, 63923240), (4, 31961620), (5, 25569296), (8, 15980810), (10, 12784648), (16, 7990405), (20, 6392324), (31, 4124080), (40, 3196162), (62, 2062040), (80, 1598081), (124, 1031020), (155, 824816), (248, 515510), (310, 412408), (496, 257755), (620, 206204), (1240, 103102), (2480, 51551)]