87307725

素因数分解:

$3^1\times 5^2\times {\mathrm{401}}^1\times {\mathrm{2903}}^1$

素因数の和:3317

約数の個数: 24

約数和(自身を含む): 144758592

約数和(自身を除く): 57450867

約数列:

[1, 3, 5, 15, 25, 75, 401, 1203, 2005, 2903, 6015, 8709, 10025, 14515, 30075, 43545, 72575, 217725, 1164103, 3492309, 5820515, 17461545, 29102575, 87307725]

約数ペア:

[(1, 87307725), (3, 29102575), (5, 17461545), (15, 5820515), (25, 3492309), (75, 1164103), (401, 217725), (1203, 72575), (2005, 43545), (2903, 30075), (6015, 14515), (8709, 10025)]