98404375

素因数分解:

$5^4\times {\mathrm{79}}^1\times {\mathrm{1993}}^1$

素因数の和:2092

約数の個数: 20

約数和(自身を含む): 124585120

約数和(自身を除く): 26180745

約数列:

[1, 5, 25, 79, 125, 395, 625, 1975, 1993, 9875, 9965, 49375, 49825, 157447, 249125, 787235, 1245625, 3936175, 19680875, 98404375]

約数ペア:

[(1, 98404375), (5, 19680875), (25, 3936175), (79, 1245625), (125, 787235), (395, 249125), (625, 157447), (1975, 49825), (1993, 49375), (9875, 9965)]