28100575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1787}}^1$

素因数の和:1851

約数の個数: 24

約数和(自身を含む): 37912752

約数和(自身を除く): 9812177

約数列:

[1, 5, 17, 25, 37, 85, 185, 425, 629, 925, 1787, 3145, 8935, 15725, 30379, 44675, 66119, 151895, 330595, 759475, 1124023, 1652975, 5620115, 28100575]

約数ペア:

[(1, 28100575), (5, 5620115), (17, 1652975), (25, 1124023), (37, 759475), (85, 330595), (185, 151895), (425, 66119), (629, 44675), (925, 30379), (1787, 15725), (3145, 8935)]