159519725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{8191}}^1$

素因数の和:8261

約数の個数: 24

約数和(自身を含む): 213319680

約数和(自身を除く): 53799955

約数列:

[1, 5, 19, 25, 41, 95, 205, 475, 779, 1025, 3895, 8191, 19475, 40955, 155629, 204775, 335831, 778145, 1679155, 3890725, 6380789, 8395775, 31903945, 159519725]

約数ペア:

[(1, 159519725), (5, 31903945), (19, 8395775), (25, 6380789), (41, 3890725), (95, 1679155), (205, 778145), (475, 335831), (779, 204775), (1025, 155629), (3895, 40955), (8191, 19475)]