77915080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{769}}^1$

素因数の和:946

約数の個数: 64

約数和(自身を含む): 187110000

約数和(自身を除く): 109194920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 149, 170, 298, 340, 596, 680, 745, 769, 1192, 1490, 1538, 2533, 2980, 3076, 3845, 5066, 5960, 6152, 7690, 10132, 12665, 13073, 15380, 20264, 25330, 26146, 30760, 50660, 52292, 65365, 101320, 104584, 114581, 130730, 229162, 261460, 458324, 522920, 572905, 916648, 1145810, 1947877, 2291620, 3895754, 4583240, 7791508, 9739385, 15583016, 19478770, 38957540, 77915080]

約数ペア:

[(1, 77915080), (2, 38957540), (4, 19478770), (5, 15583016), (8, 9739385), (10, 7791508), (17, 4583240), (20, 3895754), (34, 2291620), (40, 1947877), (68, 1145810), (85, 916648), (136, 572905), (149, 522920), (170, 458324), (298, 261460), (340, 229162), (596, 130730), (680, 114581), (745, 104584), (769, 101320), (1192, 65365), (1490, 52292), (1538, 50660), (2533, 30760), (2980, 26146), (3076, 25330), (3845, 20264), (5066, 15380), (5960, 13073), (6152, 12665), (7690, 10132)]