66632680

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{9629}}^1$

素因数の和:9813

約数の個数: 32

約数和(自身を含む): 150805800

約数和(自身を除く): 84173120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 9629, 19258, 38516, 48145, 77032, 96290, 192580, 385160, 1665817, 3331634, 6663268, 8329085, 13326536, 16658170, 33316340, 66632680]

約数ペア:

[(1, 66632680), (2, 33316340), (4, 16658170), (5, 13326536), (8, 8329085), (10, 6663268), (20, 3331634), (40, 1665817), (173, 385160), (346, 192580), (692, 96290), (865, 77032), (1384, 48145), (1730, 38516), (3460, 19258), (6920, 9629)]