225256130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{18787}}^1$

素因数の和:18914

約数の個数: 32

約数和(自身を含む): 446402880

約数和(自身を除く): 221146750

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 218, 545, 1090, 1199, 2398, 5995, 11990, 18787, 37574, 93935, 187870, 206657, 413314, 1033285, 2047783, 2066570, 4095566, 10238915, 20477830, 22525613, 45051226, 112628065, 225256130]

約数ペア:

[(1, 225256130), (2, 112628065), (5, 45051226), (10, 22525613), (11, 20477830), (22, 10238915), (55, 4095566), (109, 2066570), (110, 2047783), (218, 1033285), (545, 413314), (1090, 206657), (1199, 187870), (2398, 93935), (5995, 37574), (11990, 18787)]