205152856

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{229}}^1\times {\mathrm{991}}^1$

素因数の和:1339

約数の個数: 32

約数和(自身を含む): 390153600

約数和(自身を除く): 185000744

約数列:

[1, 2, 4, 8, 113, 226, 229, 452, 458, 904, 916, 991, 1832, 1982, 3964, 7928, 25877, 51754, 103508, 111983, 207016, 223966, 226939, 447932, 453878, 895864, 907756, 1815512, 25644107, 51288214, 102576428, 205152856]

約数ペア:

[(1, 205152856), (2, 102576428), (4, 51288214), (8, 25644107), (113, 1815512), (226, 907756), (229, 895864), (452, 453878), (458, 447932), (904, 226939), (916, 223966), (991, 207016), (1832, 111983), (1982, 103508), (3964, 51754), (7928, 25877)]