86647145

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^2\times {\mathrm{61}}^1$

素因数の和:174

約数の個数: 36

約数和(自身を含む): 117294948

約数和(自身を除く): 30647803

約数列:

[1, 5, 13, 41, 61, 65, 169, 205, 305, 533, 793, 845, 1681, 2501, 2665, 3965, 6929, 8405, 10309, 12505, 21853, 32513, 34645, 51545, 102541, 109265, 162565, 284089, 422669, 512705, 1333033, 1420445, 2113345, 6665165, 17329429, 86647145]

約数ペア:

[(1, 86647145), (5, 17329429), (13, 6665165), (41, 2113345), (61, 1420445), (65, 1333033), (169, 512705), (205, 422669), (305, 284089), (533, 162565), (793, 109265), (845, 102541), (1681, 51545), (2501, 34645), (2665, 32513), (3965, 21853), (6929, 12505), (8405, 10309)]