25516280

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{9521}}^1$

素因数の和:9599

約数の個数: 32

約数和(自身を含む): 58274640

約数和(自身を除く): 32758360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 9521, 19042, 38084, 47605, 76168, 95210, 190420, 380840, 637907, 1275814, 2551628, 3189535, 5103256, 6379070, 12758140, 25516280]

約数ペア:

[(1, 25516280), (2, 12758140), (4, 6379070), (5, 5103256), (8, 3189535), (10, 2551628), (20, 1275814), (40, 637907), (67, 380840), (134, 190420), (268, 95210), (335, 76168), (536, 47605), (670, 38084), (1340, 19042), (2680, 9521)]