71929240

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{5009}}^1$

素因数の和:5379

約数の個数: 32

約数和(自身を含む): 162324000

約数和(自身を除く): 90394760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 1436, 1795, 2872, 3590, 5009, 7180, 10018, 14360, 20036, 25045, 40072, 50090, 100180, 200360, 1798231, 3596462, 7192924, 8991155, 14385848, 17982310, 35964620, 71929240]

約数ペア:

[(1, 71929240), (2, 35964620), (4, 17982310), (5, 14385848), (8, 8991155), (10, 7192924), (20, 3596462), (40, 1798231), (359, 200360), (718, 100180), (1436, 50090), (1795, 40072), (2872, 25045), (3590, 20036), (5009, 14360), (7180, 10018)]