68756875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:241

約数の個数: 40

約数和(自身を含む): 95706864

約数和(自身を除く): 26949989

約数列:

[1, 5, 11, 25, 55, 73, 125, 137, 275, 365, 625, 685, 803, 1375, 1507, 1825, 3425, 4015, 6875, 7535, 9125, 10001, 17125, 20075, 37675, 45625, 50005, 85625, 100375, 110011, 188375, 250025, 501875, 550055, 941875, 1250125, 2750275, 6250625, 13751375, 68756875]

約数ペア:

[(1, 68756875), (5, 13751375), (11, 6250625), (25, 2750275), (55, 1250125), (73, 941875), (125, 550055), (137, 501875), (275, 250025), (365, 188375), (625, 110011), (685, 100375), (803, 85625), (1375, 50005), (1507, 45625), (1825, 37675), (3425, 20075), (4015, 17125), (6875, 10001), (7535, 9125)]