79201180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{64919}}^1$

素因数の和:64989

約数の個数: 24

約数和(自身を含む): 169051680

約数和(自身を除く): 89850500

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 64919, 129838, 259676, 324595, 649190, 1298380, 3960059, 7920118, 15840236, 19800295, 39600590, 79201180]

約数ペア:

[(1, 79201180), (2, 39600590), (4, 19800295), (5, 15840236), (10, 7920118), (20, 3960059), (61, 1298380), (122, 649190), (244, 324595), (305, 259676), (610, 129838), (1220, 64919)]