15749971775

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{244091}}^1$

素因数の和:244219

約数の個数: 24

約数和(自身を含む): 20430500400

約数和(自身を除く): 4680528625

約数列:

[1, 5, 25, 29, 89, 145, 445, 725, 2225, 2581, 12905, 64525, 244091, 1220455, 6102275, 7078639, 21724099, 35393195, 108620495, 176965975, 543102475, 629998871, 3149994355, 15749971775]

約数ペア:

[(1, 15749971775), (5, 3149994355), (25, 629998871), (29, 543102475), (89, 176965975), (145, 108620495), (445, 35393195), (725, 21724099), (2225, 7078639), (2581, 6102275), (12905, 1220455), (64525, 244091)]