25581720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{213181}}^1$

素因数の和:213195

約数の個数: 32

約数和(自身を含む): 76745520

約数和(自身を除く): 51163800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 213181, 426362, 639543, 852724, 1065905, 1279086, 1705448, 2131810, 2558172, 3197715, 4263620, 5116344, 6395430, 8527240, 12790860, 25581720]

約数ペア:

[(1, 25581720), (2, 12790860), (3, 8527240), (4, 6395430), (5, 5116344), (6, 4263620), (8, 3197715), (10, 2558172), (12, 2131810), (15, 1705448), (20, 1279086), (24, 1065905), (30, 852724), (40, 639543), (60, 426362), (120, 213181)]