518584195

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{631}}^1$

素因数の和:907

約数の個数: 32

約数和(自身を含む): 675279360

約数和(自身を除く): 156695165

約数列:

[1, 5, 19, 41, 95, 205, 211, 631, 779, 1055, 3155, 3895, 4009, 8651, 11989, 20045, 25871, 43255, 59945, 129355, 133141, 164369, 491549, 665705, 821845, 2457745, 2529679, 5458781, 12648395, 27293905, 103716839, 518584195]

約数ペア:

[(1, 518584195), (5, 103716839), (19, 27293905), (41, 12648395), (95, 5458781), (205, 2529679), (211, 2457745), (631, 821845), (779, 665705), (1055, 491549), (3155, 164369), (3895, 133141), (4009, 129355), (8651, 59945), (11989, 43255), (20045, 25871)]