8457800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3253}}^1$

素因数の和:3282

約数の個数: 48

約数和(自身を含む): 21183540

約数和(自身を除く): 12725740

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 3253, 6506, 13012, 16265, 26024, 32530, 42289, 65060, 81325, 84578, 130120, 162650, 169156, 211445, 325300, 338312, 422890, 650600, 845780, 1057225, 1691560, 2114450, 4228900, 8457800]

約数ペア:

[(1, 8457800), (2, 4228900), (4, 2114450), (5, 1691560), (8, 1057225), (10, 845780), (13, 650600), (20, 422890), (25, 338312), (26, 325300), (40, 211445), (50, 169156), (52, 162650), (65, 130120), (100, 84578), (104, 81325), (130, 65060), (200, 42289), (260, 32530), (325, 26024), (520, 16265), (650, 13012), (1300, 6506), (2600, 3253)]