68432800

素因数分解:

$2^5\times 5^2\times {\mathrm{113}}^1\times {\mathrm{757}}^1$

素因数の和:890

約数の個数: 72

約数和(自身を含む): 168762636

約数和(自身を除く): 100329836

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 113, 160, 200, 226, 400, 452, 565, 757, 800, 904, 1130, 1514, 1808, 2260, 2825, 3028, 3616, 3785, 4520, 5650, 6056, 7570, 9040, 11300, 12112, 15140, 18080, 18925, 22600, 24224, 30280, 37850, 45200, 60560, 75700, 85541, 90400, 121120, 151400, 171082, 302800, 342164, 427705, 605600, 684328, 855410, 1368656, 1710820, 2138525, 2737312, 3421640, 4277050, 6843280, 8554100, 13686560, 17108200, 34216400, 68432800]

約数ペア:

[(1, 68432800), (2, 34216400), (4, 17108200), (5, 13686560), (8, 8554100), (10, 6843280), (16, 4277050), (20, 3421640), (25, 2737312), (32, 2138525), (40, 1710820), (50, 1368656), (80, 855410), (100, 684328), (113, 605600), (160, 427705), (200, 342164), (226, 302800), (400, 171082), (452, 151400), (565, 121120), (757, 90400), (800, 85541), (904, 75700), (1130, 60560), (1514, 45200), (1808, 37850), (2260, 30280), (2825, 24224), (3028, 22600), (3616, 18925), (3785, 18080), (4520, 15140), (5650, 12112), (6056, 11300), (7570, 9040)]