80643560

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{34171}}^1$

素因数の和:34241

約数の個数: 32

約数和(自身を含む): 184528800

約数和(自身を除く): 103885240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 34171, 68342, 136684, 170855, 273368, 341710, 683420, 1366840, 2016089, 4032178, 8064356, 10080445, 16128712, 20160890, 40321780, 80643560]

約数ペア:

[(1, 80643560), (2, 40321780), (4, 20160890), (5, 16128712), (8, 10080445), (10, 8064356), (20, 4032178), (40, 2016089), (59, 1366840), (118, 683420), (236, 341710), (295, 273368), (472, 170855), (590, 136684), (1180, 68342), (2360, 34171)]