1520225

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:114

約数の個数: 36

約数和(自身を含む): 2353644

約数和(自身を除く): 833419

約数列:

[1, 5, 7, 17, 25, 35, 49, 73, 85, 119, 175, 245, 365, 425, 511, 595, 833, 1225, 1241, 1825, 2555, 2975, 3577, 4165, 6205, 8687, 12775, 17885, 20825, 31025, 43435, 60809, 89425, 217175, 304045, 1520225]

約数ペア:

[(1, 1520225), (5, 304045), (7, 217175), (17, 89425), (25, 60809), (35, 43435), (49, 31025), (73, 20825), (85, 17885), (119, 12775), (175, 8687), (245, 6205), (365, 4165), (425, 3577), (511, 2975), (595, 2555), (833, 1825), (1225, 1241)]