128462216

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{1123}}^1$

素因数の和:1389

約数の個数: 32

約数和(自身を含む): 245481600

約数和(自身を除く): 117019384

約数列:

[1, 2, 4, 8, 79, 158, 181, 316, 362, 632, 724, 1123, 1448, 2246, 4492, 8984, 14299, 28598, 57196, 88717, 114392, 177434, 203263, 354868, 406526, 709736, 813052, 1626104, 16057777, 32115554, 64231108, 128462216]

約数ペア:

[(1, 128462216), (2, 64231108), (4, 32115554), (8, 16057777), (79, 1626104), (158, 813052), (181, 709736), (316, 406526), (362, 354868), (632, 203263), (724, 177434), (1123, 114392), (1448, 88717), (2246, 57196), (4492, 28598), (8984, 14299)]