89927825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3109}}^1$

素因数の和:3221

約数の個数: 24

約数和(自身を含む): 121476600

約数和(自身を除く): 31548775

約数列:

[1, 5, 13, 25, 65, 89, 325, 445, 1157, 2225, 3109, 5785, 15545, 28925, 40417, 77725, 202085, 276701, 1010425, 1383505, 3597113, 6917525, 17985565, 89927825]

約数ペア:

[(1, 89927825), (5, 17985565), (13, 6917525), (25, 3597113), (65, 1383505), (89, 1010425), (325, 276701), (445, 202085), (1157, 77725), (2225, 40417), (3109, 28925), (5785, 15545)]