125285260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{509}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 272805120

約数和(自身を除く): 147519860

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 397, 509, 620, 794, 1018, 1588, 1985, 2036, 2545, 3970, 5090, 7940, 10180, 12307, 15779, 24614, 31558, 49228, 61535, 63116, 78895, 123070, 157790, 202073, 246140, 315580, 404146, 808292, 1010365, 2020730, 4041460, 6264263, 12528526, 25057052, 31321315, 62642630, 125285260]

約数ペア:

[(1, 125285260), (2, 62642630), (4, 31321315), (5, 25057052), (10, 12528526), (20, 6264263), (31, 4041460), (62, 2020730), (124, 1010365), (155, 808292), (310, 404146), (397, 315580), (509, 246140), (620, 202073), (794, 157790), (1018, 123070), (1588, 78895), (1985, 63116), (2036, 61535), (2545, 49228), (3970, 31558), (5090, 24614), (7940, 15779), (10180, 12307)]