479729375

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:477

約数の個数: 40

約数和(自身を含む): 640932336

約数和(自身を除く): 161202961

約数列:

[1, 5, 17, 25, 85, 125, 163, 277, 425, 625, 815, 1385, 2125, 2771, 4075, 4709, 6925, 10625, 13855, 20375, 23545, 34625, 45151, 69275, 101875, 117725, 173125, 225755, 346375, 588625, 767567, 1128775, 1731875, 2943125, 3837835, 5643875, 19189175, 28219375, 95945875, 479729375]

約数ペア:

[(1, 479729375), (5, 95945875), (17, 28219375), (25, 19189175), (85, 5643875), (125, 3837835), (163, 2943125), (277, 1731875), (425, 1128775), (625, 767567), (815, 588625), (1385, 346375), (2125, 225755), (2771, 173125), (4075, 117725), (4709, 101875), (6925, 69275), (10625, 45151), (13855, 34625), (20375, 23545)]