68410880

素因数分解:

$2^9\times 5^1\times {\mathrm{26723}}^1$

素因数の和:26746

約数の個数: 40

約数和(自身を含む): 164031912

約数和(自身を除く): 95621032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 26723, 53446, 106892, 133615, 213784, 267230, 427568, 534460, 855136, 1068920, 1710272, 2137840, 3420544, 4275680, 6841088, 8551360, 13682176, 17102720, 34205440, 68410880]

約数ペア:

[(1, 68410880), (2, 34205440), (4, 17102720), (5, 13682176), (8, 8551360), (10, 6841088), (16, 4275680), (20, 3420544), (32, 2137840), (40, 1710272), (64, 1068920), (80, 855136), (128, 534460), (160, 427568), (256, 267230), (320, 213784), (512, 133615), (640, 106892), (1280, 53446), (2560, 26723)]