1555202090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{46549}}^1$

素因数の和:46826

約数の個数: 32

約数和(自身を含む): 3026494800

約数和(自身を除く): 1471292710

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 257, 514, 1285, 2570, 3341, 6682, 16705, 33410, 46549, 93098, 232745, 465490, 605137, 1210274, 3025685, 6051370, 11963093, 23926186, 59815465, 119630930, 155520209, 311040418, 777601045, 1555202090]

約数ペア:

[(1, 1555202090), (2, 777601045), (5, 311040418), (10, 155520209), (13, 119630930), (26, 59815465), (65, 23926186), (130, 11963093), (257, 6051370), (514, 3025685), (1285, 1210274), (2570, 605137), (3341, 465490), (6682, 232745), (16705, 93098), (33410, 46549)]