84429020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{24979}}^1$

素因数の和:25014

約数の個数: 36

約数和(自身を含む): 191996280

約数和(自身を除く): 107567260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 24979, 49958, 99916, 124895, 249790, 324727, 499580, 649454, 1298908, 1623635, 3247270, 4221451, 6494540, 8442902, 16885804, 21107255, 42214510, 84429020]

約数ペア:

[(1, 84429020), (2, 42214510), (4, 21107255), (5, 16885804), (10, 8442902), (13, 6494540), (20, 4221451), (26, 3247270), (52, 1623635), (65, 1298908), (130, 649454), (169, 499580), (260, 324727), (338, 249790), (676, 124895), (845, 99916), (1690, 49958), (3380, 24979)]