77171875

素因数分解:

$5^6\times {\mathrm{11}}^1\times {\mathrm{449}}^1$

素因数の和:490

約数の個数: 28

約数和(自身を含む): 105467400

約数和(自身を除く): 28295525

約数列:

[1, 5, 11, 25, 55, 125, 275, 449, 625, 1375, 2245, 3125, 4939, 6875, 11225, 15625, 24695, 34375, 56125, 123475, 171875, 280625, 617375, 1403125, 3086875, 7015625, 15434375, 77171875]

約数ペア:

[(1, 77171875), (5, 15434375), (11, 7015625), (25, 3086875), (55, 1403125), (125, 617375), (275, 280625), (449, 171875), (625, 123475), (1375, 56125), (2245, 34375), (3125, 24695), (4939, 15625), (6875, 11225)]