85242580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{53951}}^1$

素因数の和:54039

約数の個数: 24

約数和(自身を含む): 181278720

約数和(自身を除く): 96036140

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 53951, 107902, 215804, 269755, 539510, 1079020, 4262129, 8524258, 17048516, 21310645, 42621290, 85242580]

約数ペア:

[(1, 85242580), (2, 42621290), (4, 21310645), (5, 17048516), (10, 8524258), (20, 4262129), (79, 1079020), (158, 539510), (316, 269755), (395, 215804), (790, 107902), (1580, 53951)]