130571740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1291}}^1$

素因数の和:1702

約数の個数: 48

約数和(自身を含む): 296281440

約数和(自身を除く): 165709700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 389, 778, 1291, 1556, 1945, 2582, 3890, 5057, 5164, 6455, 7780, 10114, 12910, 16783, 20228, 25285, 25820, 33566, 50570, 67132, 83915, 101140, 167830, 335660, 502199, 1004398, 2008796, 2510995, 5021990, 6528587, 10043980, 13057174, 26114348, 32642935, 65285870, 130571740]

約数ペア:

[(1, 130571740), (2, 65285870), (4, 32642935), (5, 26114348), (10, 13057174), (13, 10043980), (20, 6528587), (26, 5021990), (52, 2510995), (65, 2008796), (130, 1004398), (260, 502199), (389, 335660), (778, 167830), (1291, 101140), (1556, 83915), (1945, 67132), (2582, 50570), (3890, 33566), (5057, 25820), (5164, 25285), (6455, 20228), (7780, 16783), (10114, 12910)]