54166780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1531}}^1$

素因数の和:1630

約数の個数: 48

約数和(自身を含む): 119679840

約数和(自身を除く): 65513060

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 61, 116, 122, 145, 244, 290, 305, 580, 610, 1220, 1531, 1769, 3062, 3538, 6124, 7076, 7655, 8845, 15310, 17690, 30620, 35380, 44399, 88798, 93391, 177596, 186782, 221995, 373564, 443990, 466955, 887980, 933910, 1867820, 2708339, 5416678, 10833356, 13541695, 27083390, 54166780]

約数ペア:

[(1, 54166780), (2, 27083390), (4, 13541695), (5, 10833356), (10, 5416678), (20, 2708339), (29, 1867820), (58, 933910), (61, 887980), (116, 466955), (122, 443990), (145, 373564), (244, 221995), (290, 186782), (305, 177596), (580, 93391), (610, 88798), (1220, 44399), (1531, 35380), (1769, 30620), (3062, 17690), (3538, 15310), (6124, 8845), (7076, 7655)]