77426680

素因数分解:

$2^3\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{1481}}^1$

素因数の和:2799

約数の個数: 32

約数和(自身を含む): 174461040

約数和(自身を除く): 97034360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1307, 1481, 2614, 2962, 5228, 5924, 6535, 7405, 10456, 11848, 13070, 14810, 26140, 29620, 52280, 59240, 1935667, 3871334, 7742668, 9678335, 15485336, 19356670, 38713340, 77426680]

約数ペア:

[(1, 77426680), (2, 38713340), (4, 19356670), (5, 15485336), (8, 9678335), (10, 7742668), (20, 3871334), (40, 1935667), (1307, 59240), (1481, 52280), (2614, 29620), (2962, 26140), (5228, 14810), (5924, 13070), (6535, 11848), (7405, 10456)]