88690225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8803}}^1$

素因数の和:8857

約数の個数: 24

約数和(自身を含む): 122269952

約数和(自身を除く): 33579727

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 8803, 10075, 44015, 114439, 220075, 272893, 572195, 1364465, 2860975, 3547609, 6822325, 17738045, 88690225]

約数ペア:

[(1, 88690225), (5, 17738045), (13, 6822325), (25, 3547609), (31, 2860975), (65, 1364465), (155, 572195), (325, 272893), (403, 220075), (775, 114439), (2015, 44015), (8803, 10075)]