77227760

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{5393}}^1$

素因数の和:5585

約数の個数: 40

約数和(自身を含む): 180591120

約数和(自身を除く): 103363360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 1432, 1790, 2864, 3580, 5393, 7160, 10786, 14320, 21572, 26965, 43144, 53930, 86288, 107860, 215720, 431440, 965347, 1930694, 3861388, 4826735, 7722776, 9653470, 15445552, 19306940, 38613880, 77227760]

約数ペア:

[(1, 77227760), (2, 38613880), (4, 19306940), (5, 15445552), (8, 9653470), (10, 7722776), (16, 4826735), (20, 3861388), (40, 1930694), (80, 965347), (179, 431440), (358, 215720), (716, 107860), (895, 86288), (1432, 53930), (1790, 43144), (2864, 26965), (3580, 21572), (5393, 14320), (7160, 10786)]