68690575

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1453}}^1$

素因数の和:1555

約数の個数: 24

約数和(自身を含む): 89426816

約数和(自身を除く): 20736241

約数列:

[1, 5, 25, 31, 61, 155, 305, 775, 1453, 1525, 1891, 7265, 9455, 36325, 45043, 47275, 88633, 225215, 443165, 1126075, 2215825, 2747623, 13738115, 68690575]

約数ペア:

[(1, 68690575), (5, 13738115), (25, 2747623), (31, 2215825), (61, 1126075), (155, 443165), (305, 225215), (775, 88633), (1453, 47275), (1525, 45043), (1891, 36325), (7265, 9455)]