156980755

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 204272640

約数和(自身を除く): 47291885

約数列:

[1, 5, 19, 61, 95, 103, 263, 305, 515, 1159, 1315, 1957, 4997, 5795, 6283, 9785, 16043, 24985, 27089, 31415, 80215, 119377, 135445, 304817, 514691, 596885, 1524085, 1652429, 2573455, 8262145, 31396151, 156980755]

約数ペア:

[(1, 156980755), (5, 31396151), (19, 8262145), (61, 2573455), (95, 1652429), (103, 1524085), (263, 596885), (305, 514691), (515, 304817), (1159, 135445), (1315, 119377), (1957, 80215), (4997, 31415), (5795, 27089), (6283, 24985), (9785, 16043)]