98720290

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 180480960

約数和(自身を除く): 81760670

約数列:

[1, 2, 5, 10, 131, 179, 262, 358, 421, 655, 842, 895, 1310, 1790, 2105, 4210, 23449, 46898, 55151, 75359, 110302, 117245, 150718, 234490, 275755, 376795, 551510, 753590, 9872029, 19744058, 49360145, 98720290]

約数ペア:

[(1, 98720290), (2, 49360145), (5, 19744058), (10, 9872029), (131, 753590), (179, 551510), (262, 376795), (358, 275755), (421, 234490), (655, 150718), (842, 117245), (895, 110302), (1310, 75359), (1790, 55151), (2105, 46898), (4210, 23449)]