51308975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 73120320

約数和(自身を除く): 21811345

約数列:

[1, 5, 17, 23, 25, 29, 85, 115, 145, 181, 391, 425, 493, 575, 667, 725, 905, 1955, 2465, 3077, 3335, 4163, 4525, 5249, 9775, 11339, 12325, 15385, 16675, 20815, 26245, 56695, 70771, 76925, 89233, 104075, 120727, 131225, 283475, 353855, 446165, 603635, 1769275, 2052359, 2230825, 3018175, 10261795, 51308975]

約数ペア:

[(1, 51308975), (5, 10261795), (17, 3018175), (23, 2230825), (25, 2052359), (29, 1769275), (85, 603635), (115, 446165), (145, 353855), (181, 283475), (391, 131225), (425, 120727), (493, 104075), (575, 89233), (667, 76925), (725, 70771), (905, 56695), (1955, 26245), (2465, 20815), (3077, 16675), (3335, 15385), (4163, 12325), (4525, 11339), (5249, 9775)]