520012415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{557}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 688455936

約数和(自身を除く): 168443521

約数列:

[1, 5, 13, 53, 65, 265, 271, 557, 689, 1355, 2785, 3445, 3523, 7241, 14363, 17615, 29521, 36205, 71815, 147605, 150947, 186719, 383773, 754735, 933595, 1918865, 1962311, 8000191, 9811555, 40000955, 104002483, 520012415]

約数ペア:

[(1, 520012415), (5, 104002483), (13, 40000955), (53, 9811555), (65, 8000191), (265, 1962311), (271, 1918865), (557, 933595), (689, 754735), (1355, 383773), (2785, 186719), (3445, 150947), (3523, 147605), (7241, 71815), (14363, 36205), (17615, 29521)]