298375725

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 505146240

約数和(自身を除く): 206770515

約数列:

[1, 3, 5, 15, 25, 71, 75, 137, 213, 355, 409, 411, 685, 1065, 1227, 1775, 2045, 2055, 3425, 5325, 6135, 9727, 10225, 10275, 29039, 29181, 30675, 48635, 56033, 87117, 145195, 145905, 168099, 243175, 280165, 435585, 725975, 729525, 840495, 1400825, 2177925, 3978343, 4202475, 11935029, 19891715, 59675145, 99458575, 298375725]

約数ペア:

[(1, 298375725), (3, 99458575), (5, 59675145), (15, 19891715), (25, 11935029), (71, 4202475), (75, 3978343), (137, 2177925), (213, 1400825), (355, 840495), (409, 729525), (411, 725975), (685, 435585), (1065, 280165), (1227, 243175), (1775, 168099), (2045, 145905), (2055, 145195), (3425, 87117), (5325, 56033), (6135, 48635), (9727, 30675), (10225, 29181), (10275, 29039)]