80705200

素因数分解:

$2^4\times 5^2\times {\mathrm{89}}^1\times {\mathrm{2267}}^1$

素因数の和:2374

約数の個数: 60

約数和(自身を含む): 196159320

約数和(自身を除く): 115454120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 89, 100, 178, 200, 356, 400, 445, 712, 890, 1424, 1780, 2225, 2267, 3560, 4450, 4534, 7120, 8900, 9068, 11335, 17800, 18136, 22670, 35600, 36272, 45340, 56675, 90680, 113350, 181360, 201763, 226700, 403526, 453400, 807052, 906800, 1008815, 1614104, 2017630, 3228208, 4035260, 5044075, 8070520, 10088150, 16141040, 20176300, 40352600, 80705200]

約数ペア:

[(1, 80705200), (2, 40352600), (4, 20176300), (5, 16141040), (8, 10088150), (10, 8070520), (16, 5044075), (20, 4035260), (25, 3228208), (40, 2017630), (50, 1614104), (80, 1008815), (89, 906800), (100, 807052), (178, 453400), (200, 403526), (356, 226700), (400, 201763), (445, 181360), (712, 113350), (890, 90680), (1424, 56675), (1780, 45340), (2225, 36272), (2267, 35600), (3560, 22670), (4450, 18136), (4534, 17800), (7120, 11335), (8900, 9068)]