25366804520

素因数分解:

$2^3\times 5^1\times {\mathrm{634170113}}^1$

素因数の和:634170124

約数の個数: 16

約数和(自身を含む): 57075310260

約数和(自身を除く): 31708505740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 634170113, 1268340226, 2536680452, 3170850565, 5073360904, 6341701130, 12683402260, 25366804520]

約数ペア:

[(1, 25366804520), (2, 12683402260), (4, 6341701130), (5, 5073360904), (8, 3170850565), (10, 2536680452), (20, 1268340226), (40, 634170113)]