125261240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1733}}^1$

素因数の和:1896

約数の個数: 64

約数和(自身を含む): 305877600

約数和(自身を除く): 180616360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 139, 260, 278, 520, 556, 695, 1112, 1390, 1733, 1807, 2780, 3466, 3614, 5560, 6932, 7228, 8665, 9035, 13864, 14456, 17330, 18070, 22529, 34660, 36140, 45058, 69320, 72280, 90116, 112645, 180232, 225290, 240887, 450580, 481774, 901160, 963548, 1204435, 1927096, 2408870, 3131531, 4817740, 6263062, 9635480, 12526124, 15657655, 25052248, 31315310, 62630620, 125261240]

約数ペア:

[(1, 125261240), (2, 62630620), (4, 31315310), (5, 25052248), (8, 15657655), (10, 12526124), (13, 9635480), (20, 6263062), (26, 4817740), (40, 3131531), (52, 2408870), (65, 1927096), (104, 1204435), (130, 963548), (139, 901160), (260, 481774), (278, 450580), (520, 240887), (556, 225290), (695, 180232), (1112, 112645), (1390, 90116), (1733, 72280), (1807, 69320), (2780, 45058), (3466, 36140), (3614, 34660), (5560, 22529), (6932, 18070), (7228, 17330), (8665, 14456), (9035, 13864)]