61241475

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{761}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 107716320

約数和(自身を除く): 46474845

約数列:

[1, 3, 5, 15, 25, 29, 37, 75, 87, 111, 145, 185, 435, 555, 725, 761, 925, 1073, 2175, 2283, 2775, 3219, 3805, 5365, 11415, 16095, 19025, 22069, 26825, 28157, 57075, 66207, 80475, 84471, 110345, 140785, 331035, 422355, 551725, 703925, 816553, 1655175, 2111775, 2449659, 4082765, 12248295, 20413825, 61241475]

約数ペア:

[(1, 61241475), (3, 20413825), (5, 12248295), (15, 4082765), (25, 2449659), (29, 2111775), (37, 1655175), (75, 816553), (87, 703925), (111, 551725), (145, 422355), (185, 331035), (435, 140785), (555, 110345), (725, 84471), (761, 80475), (925, 66207), (1073, 57075), (2175, 28157), (2283, 26825), (2775, 22069), (3219, 19025), (3805, 16095), (5365, 11415)]