25722640

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4799}}^1$

素因数の和:4879

約数の個数: 40

約数和(自身を含む): 60710400

約数和(自身を除く): 34987760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 4799, 5360, 9598, 19196, 23995, 38392, 47990, 76784, 95980, 191960, 321533, 383920, 643066, 1286132, 1607665, 2572264, 3215330, 5144528, 6430660, 12861320, 25722640]

約数ペア:

[(1, 25722640), (2, 12861320), (4, 6430660), (5, 5144528), (8, 3215330), (10, 2572264), (16, 1607665), (20, 1286132), (40, 643066), (67, 383920), (80, 321533), (134, 191960), (268, 95980), (335, 76784), (536, 47990), (670, 38392), (1072, 23995), (1340, 19196), (2680, 9598), (4799, 5360)]