201550045

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{101}}^1\times {\mathrm{1381}}^1$

素因数の和:1521

約数の個数: 24

約数和(自身を含む): 259655688

約数和(自身を除く): 58105643

約数列:

[1, 5, 17, 85, 101, 289, 505, 1381, 1445, 1717, 6905, 8585, 23477, 29189, 117385, 139481, 145945, 399109, 697405, 1995545, 2371177, 11855885, 40310009, 201550045]

約数ペア:

[(1, 201550045), (5, 40310009), (17, 11855885), (85, 2371177), (101, 1995545), (289, 697405), (505, 399109), (1381, 145945), (1445, 139481), (1717, 117385), (6905, 29189), (8585, 23477)]