68130880

素因数分解:

$2^6\times 5^1\times {\mathrm{212909}}^1$

素因数の和:212926

約数の個数: 28

約数和(自身を含む): 162237420

約数和(自身を除く): 94106540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 212909, 425818, 851636, 1064545, 1703272, 2129090, 3406544, 4258180, 6813088, 8516360, 13626176, 17032720, 34065440, 68130880]

約数ペア:

[(1, 68130880), (2, 34065440), (4, 17032720), (5, 13626176), (8, 8516360), (10, 6813088), (16, 4258180), (20, 3406544), (32, 2129090), (40, 1703272), (64, 1064545), (80, 851636), (160, 425818), (320, 212909)]