205742590

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1\times {\mathrm{1103}}^1$

素因数の和:1944

約数の個数: 32

約数和(自身を含む): 387265536

約数和(自身を除く): 181522946

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 811, 1103, 1622, 2206, 4055, 5515, 8110, 11030, 18653, 25369, 37306, 50738, 93265, 126845, 186530, 253690, 894533, 1789066, 4472665, 8945330, 20574259, 41148518, 102871295, 205742590]

約数ペア:

[(1, 205742590), (2, 102871295), (5, 41148518), (10, 20574259), (23, 8945330), (46, 4472665), (115, 1789066), (230, 894533), (811, 253690), (1103, 186530), (1622, 126845), (2206, 93265), (4055, 50738), (5515, 37306), (8110, 25369), (11030, 18653)]