76821575

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:587

約数の個数: 24

約数和(自身を含む): 97702080

約数和(自身を除く): 20880505

約数列:

[1, 5, 25, 79, 97, 395, 401, 485, 1975, 2005, 2425, 7663, 10025, 31679, 38315, 38897, 158395, 191575, 194485, 791975, 972425, 3072863, 15364315, 76821575]

約数ペア:

[(1, 76821575), (5, 15364315), (25, 3072863), (79, 972425), (97, 791975), (395, 194485), (401, 191575), (485, 158395), (1975, 38897), (2005, 38315), (2425, 31679), (7663, 10025)]