8120025

素因数分解:

$3^2\times 5^2\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:406

約数の個数: 36

約数和(自身を含む): 14701440

約数和(自身を除く): 6581415

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 151, 225, 239, 453, 717, 755, 1195, 1359, 2151, 2265, 3585, 3775, 5975, 6795, 10755, 11325, 17925, 33975, 36089, 53775, 108267, 180445, 324801, 541335, 902225, 1624005, 2706675, 8120025]

約数ペア:

[(1, 8120025), (3, 2706675), (5, 1624005), (9, 902225), (15, 541335), (25, 324801), (45, 180445), (75, 108267), (151, 53775), (225, 36089), (239, 33975), (453, 17925), (717, 11325), (755, 10755), (1195, 6795), (1359, 5975), (2151, 3775), (2265, 3585)]