680225

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1$

素因数の和:66

約数の個数: 36

約数和(自身を含む): 1089216

約数和(自身を除く): 408991

約数列:

[1, 5, 7, 13, 23, 25, 35, 65, 91, 115, 161, 169, 175, 299, 325, 455, 575, 805, 845, 1183, 1495, 2093, 2275, 3887, 4025, 4225, 5915, 7475, 10465, 19435, 27209, 29575, 52325, 97175, 136045, 680225]

約数ペア:

[(1, 680225), (5, 136045), (7, 97175), (13, 52325), (23, 29575), (25, 27209), (35, 19435), (65, 10465), (91, 7475), (115, 5915), (161, 4225), (169, 4025), (175, 3887), (299, 2275), (325, 2093), (455, 1495), (575, 1183), (805, 845)]