86722400

素因数分解:

$2^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2521}}^1$

素因数の和:2584

約数の個数: 72

約数和(自身を含む): 216720504

約数和(自身を除く): 129998104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 160, 172, 200, 215, 344, 400, 430, 688, 800, 860, 1075, 1376, 1720, 2150, 2521, 3440, 4300, 5042, 6880, 8600, 10084, 12605, 17200, 20168, 25210, 34400, 40336, 50420, 63025, 80672, 100840, 108403, 126050, 201680, 216806, 252100, 403360, 433612, 504200, 542015, 867224, 1008400, 1084030, 1734448, 2016800, 2168060, 2710075, 3468896, 4336120, 5420150, 8672240, 10840300, 17344480, 21680600, 43361200, 86722400]

約数ペア:

[(1, 86722400), (2, 43361200), (4, 21680600), (5, 17344480), (8, 10840300), (10, 8672240), (16, 5420150), (20, 4336120), (25, 3468896), (32, 2710075), (40, 2168060), (43, 2016800), (50, 1734448), (80, 1084030), (86, 1008400), (100, 867224), (160, 542015), (172, 504200), (200, 433612), (215, 403360), (344, 252100), (400, 216806), (430, 201680), (688, 126050), (800, 108403), (860, 100840), (1075, 80672), (1376, 63025), (1720, 50420), (2150, 40336), (2521, 34400), (3440, 25210), (4300, 20168), (5042, 17200), (6880, 12605), (8600, 10084)]