64048750

素因数分解:

$2^1\times 5^4\times {\mathrm{51239}}^1$

素因数の和:51261

約数の個数: 20

約数和(自身を含む): 120055320

約数和(自身を除く): 56006570

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 51239, 102478, 256195, 512390, 1280975, 2561950, 6404875, 12809750, 32024375, 64048750]

約数ペア:

[(1, 64048750), (2, 32024375), (5, 12809750), (10, 6404875), (25, 2561950), (50, 1280975), (125, 512390), (250, 256195), (625, 102478), (1250, 51239)]