78999425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{1231}}^1$

素因数の和:1409

約数の個数: 24

約数和(自身を含む): 104493312

約数和(自身を除く): 25493887

約数列:

[1, 5, 17, 25, 85, 151, 425, 755, 1231, 2567, 3775, 6155, 12835, 20927, 30775, 64175, 104635, 185881, 523175, 929405, 3159977, 4647025, 15799885, 78999425]

約数ペア:

[(1, 78999425), (5, 15799885), (17, 4647025), (25, 3159977), (85, 929405), (151, 523175), (425, 185881), (755, 104635), (1231, 64175), (2567, 30775), (3775, 20927), (6155, 12835)]