71330680

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{22573}}^1$

素因数の和:22663

約数の個数: 32

約数和(自身を含む): 162532800

約数和(自身を除く): 91202120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 22573, 45146, 90292, 112865, 180584, 225730, 451460, 902920, 1783267, 3566534, 7133068, 8916335, 14266136, 17832670, 35665340, 71330680]

約数ペア:

[(1, 71330680), (2, 35665340), (4, 17832670), (5, 14266136), (8, 8916335), (10, 7133068), (20, 3566534), (40, 1783267), (79, 902920), (158, 451460), (316, 225730), (395, 180584), (632, 112865), (790, 90292), (1580, 45146), (3160, 22573)]