510000625

素因数分解:

$5^4\times {\mathrm{251}}^1\times {\mathrm{3251}}^1$

素因数の和:3522

約数の個数: 20

約数和(自身を含む): 640032624

約数和(自身を除く): 130031999

約数列:

[1, 5, 25, 125, 251, 625, 1255, 3251, 6275, 16255, 31375, 81275, 156875, 406375, 816001, 2031875, 4080005, 20400025, 102000125, 510000625]

約数ペア:

[(1, 510000625), (5, 102000125), (25, 20400025), (125, 4080005), (251, 2031875), (625, 816001), (1255, 406375), (3251, 156875), (6275, 81275), (16255, 31375)]