2512705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:121

約数の個数: 32

約数和(自身を含む): 3548160

約数和(自身を除く): 1035455

約数列:

[1, 5, 13, 29, 31, 43, 65, 145, 155, 215, 377, 403, 559, 899, 1247, 1333, 1885, 2015, 2795, 4495, 6235, 6665, 11687, 16211, 17329, 38657, 58435, 81055, 86645, 193285, 502541, 2512705]

約数ペア:

[(1, 2512705), (5, 502541), (13, 193285), (29, 86645), (31, 81055), (43, 58435), (65, 38657), (145, 17329), (155, 16211), (215, 11687), (377, 6665), (403, 6235), (559, 4495), (899, 2795), (1247, 2015), (1333, 1885)]