13985000

素因数分解:

$2^3\times 5^4\times {\mathrm{2797}}^1$

素因数の和:2823

約数の個数: 40

約数和(自身を含む): 32778570

約数和(自身を除く): 18793570

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 2797, 5000, 5594, 11188, 13985, 22376, 27970, 55940, 69925, 111880, 139850, 279700, 349625, 559400, 699250, 1398500, 1748125, 2797000, 3496250, 6992500, 13985000]

約数ペア:

[(1, 13985000), (2, 6992500), (4, 3496250), (5, 2797000), (8, 1748125), (10, 1398500), (20, 699250), (25, 559400), (40, 349625), (50, 279700), (100, 139850), (125, 111880), (200, 69925), (250, 55940), (500, 27970), (625, 22376), (1000, 13985), (1250, 11188), (2500, 5594), (2797, 5000)]