283751260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{17891}}^1$

素因数の和:17974

約数の個数: 48

約数和(自身を含む): 652270752

約数和(自身を除く): 368519492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7930, 15860, 17891, 35782, 71564, 89455, 178910, 232583, 357820, 465166, 930332, 1091351, 1162915, 2182702, 2325830, 4365404, 4651660, 5456755, 10913510, 14187563, 21827020, 28375126, 56750252, 70937815, 141875630, 283751260]

約数ペア:

[(1, 283751260), (2, 141875630), (4, 70937815), (5, 56750252), (10, 28375126), (13, 21827020), (20, 14187563), (26, 10913510), (52, 5456755), (61, 4651660), (65, 4365404), (122, 2325830), (130, 2182702), (244, 1162915), (260, 1091351), (305, 930332), (610, 465166), (793, 357820), (1220, 232583), (1586, 178910), (3172, 89455), (3965, 71564), (7930, 35782), (15860, 17891)]