12821443300

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{26387}}^1$

素因数の和:26557

約数の個数: 72

約数和(自身を含む): 28722599136

約数和(自身を除く): 15901155836

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 113, 172, 215, 226, 430, 452, 565, 860, 1075, 1130, 2150, 2260, 2825, 4300, 4859, 5650, 9718, 11300, 19436, 24295, 26387, 48590, 52774, 97180, 105548, 121475, 131935, 242950, 263870, 485900, 527740, 659675, 1134641, 1319350, 2269282, 2638700, 2981731, 4538564, 5673205, 5963462, 11346410, 11926924, 14908655, 22692820, 28366025, 29817310, 56732050, 59634620, 74543275, 113464100, 128214433, 149086550, 256428866, 298173100, 512857732, 641072165, 1282144330, 2564288660, 3205360825, 6410721650, 12821443300]

約数ペア:

[(1, 12821443300), (2, 6410721650), (4, 3205360825), (5, 2564288660), (10, 1282144330), (20, 641072165), (25, 512857732), (43, 298173100), (50, 256428866), (86, 149086550), (100, 128214433), (113, 113464100), (172, 74543275), (215, 59634620), (226, 56732050), (430, 29817310), (452, 28366025), (565, 22692820), (860, 14908655), (1075, 11926924), (1130, 11346410), (2150, 5963462), (2260, 5673205), (2825, 4538564), (4300, 2981731), (4859, 2638700), (5650, 2269282), (9718, 1319350), (11300, 1134641), (19436, 659675), (24295, 527740), (26387, 485900), (48590, 263870), (52774, 242950), (97180, 131935), (105548, 121475)]