68905125

素因数分解:

$3^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{2663}}^1$

素因数の和:2707

約数の個数: 48

約数和(自身を含む): 129662208

約数和(自身を除く): 60757083

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 125, 207, 225, 345, 375, 575, 1035, 1125, 1725, 2663, 2875, 5175, 7989, 8625, 13315, 23967, 25875, 39945, 61249, 66575, 119835, 183747, 199725, 306245, 332875, 551241, 599175, 918735, 998625, 1531225, 2756205, 2995875, 4593675, 7656125, 13781025, 22968375, 68905125]

約数ペア:

[(1, 68905125), (3, 22968375), (5, 13781025), (9, 7656125), (15, 4593675), (23, 2995875), (25, 2756205), (45, 1531225), (69, 998625), (75, 918735), (115, 599175), (125, 551241), (207, 332875), (225, 306245), (345, 199725), (375, 183747), (575, 119835), (1035, 66575), (1125, 61249), (1725, 39945), (2663, 25875), (2875, 23967), (5175, 13315), (7989, 8625)]