25081020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139339}}^1$

素因数の和:139354

約数の個数: 36

約数和(自身を含む): 76079640

約数和(自身を除く): 50998620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 139339, 278678, 418017, 557356, 696695, 836034, 1254051, 1393390, 1672068, 2090085, 2508102, 2786780, 4180170, 5016204, 6270255, 8360340, 12540510, 25081020]

約数ペア:

[(1, 25081020), (2, 12540510), (3, 8360340), (4, 6270255), (5, 5016204), (6, 4180170), (9, 2786780), (10, 2508102), (12, 2090085), (15, 1672068), (18, 1393390), (20, 1254051), (30, 836034), (36, 696695), (45, 557356), (60, 418017), (90, 278678), (180, 139339)]