80056900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 223235712

約数和(自身を除く): 143178812

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 37, 44, 50, 55, 70, 74, 77, 100, 110, 140, 148, 154, 175, 185, 220, 259, 275, 281, 308, 350, 370, 385, 407, 518, 550, 562, 700, 740, 770, 814, 925, 1036, 1100, 1124, 1295, 1405, 1540, 1628, 1850, 1925, 1967, 2035, 2590, 2810, 2849, 3091, 3700, 3850, 3934, 4070, 5180, 5620, 5698, 6182, 6475, 7025, 7700, 7868, 8140, 9835, 10175, 10397, 11396, 12364, 12950, 14050, 14245, 15455, 19670, 20350, 20794, 21637, 25900, 28100, 28490, 30910, 39340, 40700, 41588, 43274, 49175, 51985, 56980, 61820, 71225, 72779, 77275, 86548, 98350, 103970, 108185, 114367, 142450, 145558, 154550, 196700, 207940, 216370, 228734, 259925, 284900, 291116, 309100, 363895, 432740, 457468, 519850, 540925, 571835, 727790, 800569, 1039700, 1081850, 1143670, 1455580, 1601138, 1819475, 2163700, 2287340, 2859175, 3202276, 3638950, 4002845, 5718350, 7277900, 8005690, 11436700, 16011380, 20014225, 40028450, 80056900]

約数ペア:

[(1, 80056900), (2, 40028450), (4, 20014225), (5, 16011380), (7, 11436700), (10, 8005690), (11, 7277900), (14, 5718350), (20, 4002845), (22, 3638950), (25, 3202276), (28, 2859175), (35, 2287340), (37, 2163700), (44, 1819475), (50, 1601138), (55, 1455580), (70, 1143670), (74, 1081850), (77, 1039700), (100, 800569), (110, 727790), (140, 571835), (148, 540925), (154, 519850), (175, 457468), (185, 432740), (220, 363895), (259, 309100), (275, 291116), (281, 284900), (308, 259925), (350, 228734), (370, 216370), (385, 207940), (407, 196700), (518, 154550), (550, 145558), (562, 142450), (700, 114367), (740, 108185), (770, 103970), (814, 98350), (925, 86548), (1036, 77275), (1100, 72779), (1124, 71225), (1295, 61820), (1405, 56980), (1540, 51985), (1628, 49175), (1850, 43274), (1925, 41588), (1967, 40700), (2035, 39340), (2590, 30910), (2810, 28490), (2849, 28100), (3091, 25900), (3700, 21637), (3850, 20794), (3934, 20350), (4070, 19670), (5180, 15455), (5620, 14245), (5698, 14050), (6182, 12950), (6475, 12364), (7025, 11396), (7700, 10397), (7868, 10175), (8140, 9835)]