2019120175

素因数分解:

$5^2\times {\mathrm{17}}^4\times {\mathrm{967}}^1$

素因数の和:1045

約数の個数: 30

約数和(自身を含む): 2662939928

約数和(自身を除く): 643819753

約数列:

[1, 5, 17, 25, 85, 289, 425, 967, 1445, 4835, 4913, 7225, 16439, 24175, 24565, 82195, 83521, 122825, 279463, 410975, 417605, 1397315, 2088025, 4750871, 6986575, 23754355, 80764807, 118771775, 403824035, 2019120175]

約数ペア:

[(1, 2019120175), (5, 403824035), (17, 118771775), (25, 80764807), (85, 23754355), (289, 6986575), (425, 4750871), (967, 2088025), (1445, 1397315), (4835, 417605), (4913, 410975), (7225, 279463), (16439, 122825), (24175, 83521), (24565, 82195)]