8775325

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:134

約数の個数: 36

約数和(自身を含む): 12344448

約数和(自身を除く): 3569123

約数列:

[1, 5, 13, 25, 31, 65, 67, 155, 169, 325, 335, 403, 775, 845, 871, 1675, 2015, 2077, 4225, 4355, 5239, 10075, 10385, 11323, 21775, 26195, 27001, 51925, 56615, 130975, 135005, 283075, 351013, 675025, 1755065, 8775325]

約数ペア:

[(1, 8775325), (5, 1755065), (13, 675025), (25, 351013), (31, 283075), (65, 135005), (67, 130975), (155, 56615), (169, 51925), (325, 27001), (335, 26195), (403, 21775), (775, 11323), (845, 10385), (871, 10075), (1675, 5239), (2015, 4355), (2077, 4225)]