87779375

素因数分解:

$5^4\times {\mathrm{29}}^2\times {\mathrm{167}}^1$

素因数の和:245

約数の個数: 30

約数和(自身を含む): 114282168

約数和(自身を除く): 26502793

約数列:

[1, 5, 25, 29, 125, 145, 167, 625, 725, 835, 841, 3625, 4175, 4205, 4843, 18125, 20875, 21025, 24215, 104375, 105125, 121075, 140447, 525625, 605375, 702235, 3026875, 3511175, 17555875, 87779375]

約数ペア:

[(1, 87779375), (5, 17555875), (25, 3511175), (29, 3026875), (125, 702235), (145, 605375), (167, 525625), (625, 140447), (725, 121075), (835, 105125), (841, 104375), (3625, 24215), (4175, 21025), (4205, 20875), (4843, 18125)]