156765625

素因数分解:

$5^6\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:236

約数の個数: 28

約数和(自身を含む): 199997440

約数和(自身を除く): 43231815

約数列:

[1, 5, 25, 79, 125, 127, 395, 625, 635, 1975, 3125, 3175, 9875, 10033, 15625, 15875, 49375, 50165, 79375, 246875, 250825, 396875, 1234375, 1254125, 1984375, 6270625, 31353125, 156765625]

約数ペア:

[(1, 156765625), (5, 31353125), (25, 6270625), (79, 1984375), (125, 1254125), (127, 1234375), (395, 396875), (625, 250825), (635, 246875), (1975, 79375), (3125, 50165), (3175, 49375), (9875, 15875), (10033, 15625)]