20343368000

素因数分解:

$2^6\times 5^3\times {\mathrm{127}}^1\times {\mathrm{20023}}^1$

素因数の和:20177

約数の個数: 112

約数和(自身を含む): 50779582464

約数和(自身を除く): 30436214464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 127, 160, 200, 250, 254, 320, 400, 500, 508, 635, 800, 1000, 1016, 1270, 1600, 2000, 2032, 2540, 3175, 4000, 4064, 5080, 6350, 8000, 8128, 10160, 12700, 15875, 20023, 20320, 25400, 31750, 40046, 40640, 50800, 63500, 80092, 100115, 101600, 127000, 160184, 200230, 203200, 254000, 320368, 400460, 500575, 508000, 640736, 800920, 1001150, 1016000, 1281472, 1601840, 2002300, 2502875, 2542921, 3203680, 4004600, 5005750, 5085842, 6407360, 8009200, 10011500, 10171684, 12714605, 16018400, 20023000, 20343368, 25429210, 32036800, 40046000, 40686736, 50858420, 63573025, 80092000, 81373472, 101716840, 127146050, 160184000, 162746944, 203433680, 254292100, 317865125, 406867360, 508584200, 635730250, 813734720, 1017168400, 1271460500, 2034336800, 2542921000, 4068673600, 5085842000, 10171684000, 20343368000]

約数ペア:

[(1, 20343368000), (2, 10171684000), (4, 5085842000), (5, 4068673600), (8, 2542921000), (10, 2034336800), (16, 1271460500), (20, 1017168400), (25, 813734720), (32, 635730250), (40, 508584200), (50, 406867360), (64, 317865125), (80, 254292100), (100, 203433680), (125, 162746944), (127, 160184000), (160, 127146050), (200, 101716840), (250, 81373472), (254, 80092000), (320, 63573025), (400, 50858420), (500, 40686736), (508, 40046000), (635, 32036800), (800, 25429210), (1000, 20343368), (1016, 20023000), (1270, 16018400), (1600, 12714605), (2000, 10171684), (2032, 10011500), (2540, 8009200), (3175, 6407360), (4000, 5085842), (4064, 5005750), (5080, 4004600), (6350, 3203680), (8000, 2542921), (8128, 2502875), (10160, 2002300), (12700, 1601840), (15875, 1281472), (20023, 1016000), (20320, 1001150), (25400, 800920), (31750, 640736), (40046, 508000), (40640, 500575), (50800, 400460), (63500, 320368), (80092, 254000), (100115, 203200), (101600, 200230), (127000, 160184)]