25597980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{142211}}^1$

素因数の和:142226

約数の個数: 36

約数和(自身を含む): 77647752

約数和(自身を除く): 52049772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 142211, 284422, 426633, 568844, 711055, 853266, 1279899, 1422110, 1706532, 2133165, 2559798, 2844220, 4266330, 5119596, 6399495, 8532660, 12798990, 25597980]

約数ペア:

[(1, 25597980), (2, 12798990), (3, 8532660), (4, 6399495), (5, 5119596), (6, 4266330), (9, 2844220), (10, 2559798), (12, 2133165), (15, 1706532), (18, 1422110), (20, 1279899), (30, 853266), (36, 711055), (45, 568844), (60, 426633), (90, 284422), (180, 142211)]