61042540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{613}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 138636288

約数和(自身を除く): 77593748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 383, 613, 766, 1226, 1532, 1915, 2452, 3065, 3830, 4979, 6130, 7660, 7969, 9958, 12260, 15938, 19916, 24895, 31876, 39845, 49790, 79690, 99580, 159380, 234779, 469558, 939116, 1173895, 2347790, 3052127, 4695580, 6104254, 12208508, 15260635, 30521270, 61042540]

約数ペア:

[(1, 61042540), (2, 30521270), (4, 15260635), (5, 12208508), (10, 6104254), (13, 4695580), (20, 3052127), (26, 2347790), (52, 1173895), (65, 939116), (130, 469558), (260, 234779), (383, 159380), (613, 99580), (766, 79690), (1226, 49790), (1532, 39845), (1915, 31876), (2452, 24895), (3065, 19916), (3830, 15938), (4979, 12260), (6130, 9958), (7660, 7969)]