80771175

素因数分解:

$3^4\times 5^2\times {\mathrm{39887}}^1$

素因数の和:39909

約数の個数: 30

約数和(自身を含む): 149619888

約数和(自身を除く): 68848713

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 39887, 119661, 199435, 358983, 598305, 997175, 1076949, 1794915, 2991525, 3230847, 5384745, 8974575, 16154235, 26923725, 80771175]

約数ペア:

[(1, 80771175), (3, 26923725), (5, 16154235), (9, 8974575), (15, 5384745), (25, 3230847), (27, 2991525), (45, 1794915), (75, 1076949), (81, 997175), (135, 598305), (225, 358983), (405, 199435), (675, 119661), (2025, 39887)]