74742785

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{449}}^1$

素因数の和:677

約数の個数: 24

約数和(自身を含む): 97831800

約数和(自身を除く): 23089015

約数列:

[1, 5, 13, 65, 169, 197, 449, 845, 985, 2245, 2561, 5837, 12805, 29185, 33293, 75881, 88453, 166465, 379405, 442265, 1149889, 5749445, 14948557, 74742785]

約数ペア:

[(1, 74742785), (5, 14948557), (13, 5749445), (65, 1149889), (169, 442265), (197, 379405), (449, 166465), (845, 88453), (985, 75881), (2245, 33293), (2561, 29185), (5837, 12805)]