520048657880

素因数分解:

$2^3\times 5^1\times {\mathrm{13001216447}}^1$

素因数の和:13001216458

約数の個数: 16

約数和(自身を含む): 1170109480320

約数和(自身を除く): 650060822440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13001216447, 26002432894, 52004865788, 65006082235, 104009731576, 130012164470, 260024328940, 520048657880]

約数ペア:

[(1, 520048657880), (2, 260024328940), (4, 130012164470), (5, 104009731576), (8, 65006082235), (10, 52004865788), (20, 26002432894), (40, 13001216447)]