71617540

素因数分解:

$2^2\times 5^1\times {\mathrm{1163}}^1\times {\mathrm{3079}}^1$

素因数の和:4251

約数の個数: 24

約数和(自身を含む): 150575040

約数和(自身を除く): 78957500

約数列:

[1, 2, 4, 5, 10, 20, 1163, 2326, 3079, 4652, 5815, 6158, 11630, 12316, 15395, 23260, 30790, 61580, 3580877, 7161754, 14323508, 17904385, 35808770, 71617540]

約数ペア:

[(1, 71617540), (2, 35808770), (4, 17904385), (5, 14323508), (10, 7161754), (20, 3580877), (1163, 61580), (2326, 30790), (3079, 23260), (4652, 15395), (5815, 12316), (6158, 11630)]