74540870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{647}}^1$

素因数の和:976

約数の個数: 32

約数和(自身を含む): 138148416

約数和(自身を除く): 63607546

約数列:

[1, 2, 5, 10, 41, 82, 205, 281, 410, 562, 647, 1294, 1405, 2810, 3235, 6470, 11521, 23042, 26527, 53054, 57605, 115210, 132635, 181807, 265270, 363614, 909035, 1818070, 7454087, 14908174, 37270435, 74540870]

約数ペア:

[(1, 74540870), (2, 37270435), (5, 14908174), (10, 7454087), (41, 1818070), (82, 909035), (205, 363614), (281, 265270), (410, 181807), (562, 132635), (647, 115210), (1294, 57605), (1405, 53054), (2810, 26527), (3235, 23042), (6470, 11521)]