81397336

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{3767}}^1$

素因数の和:3883

約数の個数: 32

約数和(自身を含む): 158934240

約数和(自身を除く): 77536904

約数列:

[1, 2, 4, 8, 37, 73, 74, 146, 148, 292, 296, 584, 2701, 3767, 5402, 7534, 10804, 15068, 21608, 30136, 139379, 274991, 278758, 549982, 557516, 1099964, 1115032, 2199928, 10174667, 20349334, 40698668, 81397336]

約数ペア:

[(1, 81397336), (2, 40698668), (4, 20349334), (8, 10174667), (37, 2199928), (73, 1115032), (74, 1099964), (146, 557516), (148, 549982), (292, 278758), (296, 274991), (584, 139379), (2701, 30136), (3767, 21608), (5402, 15068), (7534, 10804)]