80660400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{67217}}^1$

素因数の和:67238

約数の個数: 60

約数和(自身を含む): 258385992

約数和(自身を除く): 177725592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 67217, 134434, 201651, 268868, 336085, 403302, 537736, 672170, 806604, 1008255, 1075472, 1344340, 1613208, 1680425, 2016510, 2688680, 3226416, 3360850, 4033020, 5041275, 5377360, 6721700, 8066040, 10082550, 13443400, 16132080, 20165100, 26886800, 40330200, 80660400]

約数ペア:

[(1, 80660400), (2, 40330200), (3, 26886800), (4, 20165100), (5, 16132080), (6, 13443400), (8, 10082550), (10, 8066040), (12, 6721700), (15, 5377360), (16, 5041275), (20, 4033020), (24, 3360850), (25, 3226416), (30, 2688680), (40, 2016510), (48, 1680425), (50, 1613208), (60, 1344340), (75, 1075472), (80, 1008255), (100, 806604), (120, 672170), (150, 537736), (200, 403302), (240, 336085), (300, 268868), (400, 201651), (600, 134434), (1200, 67217)]