161676080

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{15913}}^1$

素因数の和:16053

約数の個数: 40

約数和(自身を含む): 378880512

約数和(自身を除く): 217204432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 15913, 31826, 63652, 79565, 127304, 159130, 254608, 318260, 636520, 1273040, 2020951, 4041902, 8083804, 10104755, 16167608, 20209510, 32335216, 40419020, 80838040, 161676080]

約数ペア:

[(1, 161676080), (2, 80838040), (4, 40419020), (5, 32335216), (8, 20209510), (10, 16167608), (16, 10104755), (20, 8083804), (40, 4041902), (80, 2020951), (127, 1273040), (254, 636520), (508, 318260), (635, 254608), (1016, 159130), (1270, 127304), (2032, 79565), (2540, 63652), (5080, 31826), (10160, 15913)]