775484375

素因数分解:

$5^6\times {\mathrm{31}}^1\times {\mathrm{1601}}^1$

素因数の和:1662

約数の個数: 28

約数和(自身を含む): 1001237184

約数和(自身を除く): 225752809

約数列:

[1, 5, 25, 31, 125, 155, 625, 775, 1601, 3125, 3875, 8005, 15625, 19375, 40025, 49631, 96875, 200125, 248155, 484375, 1000625, 1240775, 5003125, 6203875, 25015625, 31019375, 155096875, 775484375]

約数ペア:

[(1, 775484375), (5, 155096875), (25, 31019375), (31, 25015625), (125, 6203875), (155, 5003125), (625, 1240775), (775, 1000625), (1601, 484375), (3125, 248155), (3875, 200125), (8005, 96875), (15625, 49631), (19375, 40025)]