15875395640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{46187}}^1$

素因数の和:46872

約数の個数: 64

約数和(自身を含む): 38526334560

約数和(自身を除く): 22650938920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 661, 1322, 2644, 3305, 5288, 6610, 8593, 13220, 17186, 26440, 34372, 42965, 46187, 68744, 85930, 92374, 171860, 184748, 230935, 343720, 369496, 461870, 600431, 923740, 1200862, 1847480, 2401724, 3002155, 4803448, 6004310, 12008620, 24017240, 30529607, 61059214, 122118428, 152648035, 244236856, 305296070, 396884891, 610592140, 793769782, 1221184280, 1587539564, 1984424455, 3175079128, 3968848910, 7937697820, 15875395640]

約数ペア:

[(1, 15875395640), (2, 7937697820), (4, 3968848910), (5, 3175079128), (8, 1984424455), (10, 1587539564), (13, 1221184280), (20, 793769782), (26, 610592140), (40, 396884891), (52, 305296070), (65, 244236856), (104, 152648035), (130, 122118428), (260, 61059214), (520, 30529607), (661, 24017240), (1322, 12008620), (2644, 6004310), (3305, 4803448), (5288, 3002155), (6610, 2401724), (8593, 1847480), (13220, 1200862), (17186, 923740), (26440, 600431), (34372, 461870), (42965, 369496), (46187, 343720), (68744, 230935), (85930, 184748), (92374, 171860)]