80974732

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{2657}}^1$

素因数の和:3081

約数の個数: 24

約数和(自身を含む): 149592240

約数和(自身を除く): 68617508

約数列:

[1, 2, 4, 19, 38, 76, 401, 802, 1604, 2657, 5314, 7619, 10628, 15238, 30476, 50483, 100966, 201932, 1065457, 2130914, 4261828, 20243683, 40487366, 80974732]

約数ペア:

[(1, 80974732), (2, 40487366), (4, 20243683), (19, 4261828), (38, 2130914), (76, 1065457), (401, 201932), (802, 100966), (1604, 50483), (2657, 30476), (5314, 15238), (7619, 10628)]