80278730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{17117}}^1$

素因数の和:17198

約数の個数: 32

約数和(自身を含む): 167619456

約数和(自身を除く): 87340726

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4690, 17117, 34234, 85585, 119819, 171170, 239638, 599095, 1146839, 1198190, 2293678, 5734195, 8027873, 11468390, 16055746, 40139365, 80278730]

約数ペア:

[(1, 80278730), (2, 40139365), (5, 16055746), (7, 11468390), (10, 8027873), (14, 5734195), (35, 2293678), (67, 1198190), (70, 1146839), (134, 599095), (335, 239638), (469, 171170), (670, 119819), (938, 85585), (2345, 34234), (4690, 17117)]