205925128

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{557}}^1\times {\mathrm{1249}}^1$

素因数の和:1849

約数の個数: 32

約数和(自身を含む): 397575000

約数和(自身を除く): 191649872

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 557, 1114, 1249, 2228, 2498, 4456, 4996, 9992, 20609, 41218, 46213, 82436, 92426, 164872, 184852, 369704, 695693, 1391386, 2782772, 5565544, 25740641, 51481282, 102962564, 205925128]

約数ペア:

[(1, 205925128), (2, 102962564), (4, 51481282), (8, 25740641), (37, 5565544), (74, 2782772), (148, 1391386), (296, 695693), (557, 369704), (1114, 184852), (1249, 164872), (2228, 92426), (2498, 82436), (4456, 46213), (4996, 41218), (9992, 20609)]