71316460

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{45137}}^1$

素因数の和:45225

約数の個数: 24

約数和(自身を含む): 151663680

約数和(自身を除く): 80347220

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 45137, 90274, 180548, 225685, 451370, 902740, 3565823, 7131646, 14263292, 17829115, 35658230, 71316460]

約数ペア:

[(1, 71316460), (2, 35658230), (4, 17829115), (5, 14263292), (10, 7131646), (20, 3565823), (79, 902740), (158, 451370), (316, 225685), (395, 180548), (790, 90274), (1580, 45137)]