312598975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1951}}^1$

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 457470720

約数和(自身を除く): 144871745

約数列:

[1, 5, 13, 17, 25, 29, 65, 85, 145, 221, 325, 377, 425, 493, 725, 1105, 1885, 1951, 2465, 5525, 6409, 9425, 9755, 12325, 25363, 32045, 33167, 48775, 56579, 126815, 160225, 165835, 282895, 431171, 634075, 735527, 829175, 961843, 1414475, 2155855, 3677635, 4809215, 10779275, 12503959, 18388175, 24046075, 62519795, 312598975]

約数ペア:

[(1, 312598975), (5, 62519795), (13, 24046075), (17, 18388175), (25, 12503959), (29, 10779275), (65, 4809215), (85, 3677635), (145, 2155855), (221, 1414475), (325, 961843), (377, 829175), (425, 735527), (493, 634075), (725, 431171), (1105, 282895), (1885, 165835), (1951, 160225), (2465, 126815), (5525, 56579), (6409, 48775), (9425, 33167), (9755, 32045), (12325, 25363)]