98907500

素因数分解:

$2^2\times 5^4\times {\mathrm{39563}}^1$

素因数の和:39587

約数の個数: 30

約数和(自身を含む): 216296388

約数和(自身を除く): 117388888

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 39563, 79126, 158252, 197815, 395630, 791260, 989075, 1978150, 3956300, 4945375, 9890750, 19781500, 24726875, 49453750, 98907500]

約数ペア:

[(1, 98907500), (2, 49453750), (4, 24726875), (5, 19781500), (10, 9890750), (20, 4945375), (25, 3956300), (50, 1978150), (100, 989075), (125, 791260), (250, 395630), (500, 197815), (625, 158252), (1250, 79126), (2500, 39563)]