16256080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11953}}^1$

素因数の和:11983

約数の個数: 40

約数和(自身を含む): 40021992

約数和(自身を除く): 23765912

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 11953, 23906, 47812, 59765, 95624, 119530, 191248, 203201, 239060, 406402, 478120, 812804, 956240, 1016005, 1625608, 2032010, 3251216, 4064020, 8128040, 16256080]

約数ペア:

[(1, 16256080), (2, 8128040), (4, 4064020), (5, 3251216), (8, 2032010), (10, 1625608), (16, 1016005), (17, 956240), (20, 812804), (34, 478120), (40, 406402), (68, 239060), (80, 203201), (85, 191248), (136, 119530), (170, 95624), (272, 59765), (340, 47812), (680, 23906), (1360, 11953)]