2051725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 2812320

約数和(自身を除く): 760595

約数列:

[1, 5, 13, 25, 59, 65, 107, 295, 325, 535, 767, 1391, 1475, 2675, 3835, 6313, 6955, 19175, 31565, 34775, 82069, 157825, 410345, 2051725]

約数ペア:

[(1, 2051725), (5, 410345), (13, 157825), (25, 82069), (59, 34775), (65, 31565), (107, 19175), (295, 6955), (325, 6313), (535, 3835), (767, 2675), (1391, 1475)]