66368540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67723}}^1$

素因数の和:67746

約数の個数: 36

約数和(自身を含む): 162131256

約数和(自身を除く): 95762716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 67723, 135446, 270892, 338615, 474061, 677230, 948122, 1354460, 1896244, 2370305, 3318427, 4740610, 6636854, 9481220, 13273708, 16592135, 33184270, 66368540]

約数ペア:

[(1, 66368540), (2, 33184270), (4, 16592135), (5, 13273708), (7, 9481220), (10, 6636854), (14, 4740610), (20, 3318427), (28, 2370305), (35, 1896244), (49, 1354460), (70, 948122), (98, 677230), (140, 474061), (196, 338615), (245, 270892), (490, 135446), (980, 67723)]