67171325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^2$

素因数の和:206

約数の個数: 36

約数和(自身を含む): 93199764

約数和(自身を除く): 26028439

約数列:

[1, 5, 13, 25, 41, 65, 71, 205, 325, 355, 533, 923, 1025, 1775, 2665, 2911, 4615, 5041, 13325, 14555, 23075, 25205, 37843, 65533, 72775, 126025, 189215, 206681, 327665, 946075, 1033405, 1638325, 2686853, 5167025, 13434265, 67171325]

約数ペア:

[(1, 67171325), (5, 13434265), (13, 5167025), (25, 2686853), (41, 1638325), (65, 1033405), (71, 946075), (205, 327665), (325, 206681), (355, 189215), (533, 126025), (923, 72775), (1025, 65533), (1775, 37843), (2665, 25205), (2911, 23075), (4615, 14555), (5041, 13325)]