64679225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2803}}^1$

素因数の和:2897

約数の個数: 24

約数和(自身を含む): 87619392

約数和(自身を除く): 22940167

約数列:

[1, 5, 13, 25, 65, 71, 325, 355, 923, 1775, 2803, 4615, 14015, 23075, 36439, 70075, 182195, 199013, 910975, 995065, 2587169, 4975325, 12935845, 64679225]

約数ペア:

[(1, 64679225), (5, 12935845), (13, 4975325), (25, 2587169), (65, 995065), (71, 910975), (325, 199013), (355, 182195), (923, 70075), (1775, 36439), (2803, 23075), (4615, 14015)]