84438380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{324763}}^1$

素因数の和:324785

約数の個数: 24

約数和(自身を含む): 190961232

約数和(自身を除く): 106522852

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 324763, 649526, 1299052, 1623815, 3247630, 4221919, 6495260, 8443838, 16887676, 21109595, 42219190, 84438380]

約数ペア:

[(1, 84438380), (2, 42219190), (4, 21109595), (5, 16887676), (10, 8443838), (13, 6495260), (20, 4221919), (26, 3247630), (52, 1623815), (65, 1299052), (130, 649526), (260, 324763)]