10820025

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2531}}^1$

素因数の和:2566

約数の個数: 36

約数和(自身を含む): 20407920

約数和(自身を除く): 9587895

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 171, 225, 285, 475, 855, 1425, 2531, 4275, 7593, 12655, 22779, 37965, 48089, 63275, 113895, 144267, 189825, 240445, 432801, 569475, 721335, 1202225, 2164005, 3606675, 10820025]

約数ペア:

[(1, 10820025), (3, 3606675), (5, 2164005), (9, 1202225), (15, 721335), (19, 569475), (25, 432801), (45, 240445), (57, 189825), (75, 144267), (95, 113895), (171, 63275), (225, 48089), (285, 37965), (475, 22779), (855, 12655), (1425, 7593), (2531, 4275)]