26992940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 67060224

約数和(自身を除く): 40067284

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 31, 34, 52, 62, 65, 68, 85, 124, 130, 155, 170, 197, 221, 260, 310, 340, 394, 403, 442, 527, 620, 788, 806, 884, 985, 1054, 1105, 1612, 1970, 2015, 2108, 2210, 2561, 2635, 3349, 3940, 4030, 4420, 5122, 5270, 6107, 6698, 6851, 8060, 10244, 10540, 12214, 12805, 13396, 13702, 16745, 24428, 25610, 27404, 30535, 33490, 34255, 43537, 51220, 61070, 66980, 68510, 79391, 87074, 103819, 122140, 137020, 158782, 174148, 207638, 217685, 317564, 396955, 415276, 435370, 519095, 793910, 870740, 1038190, 1349647, 1587820, 2076380, 2699294, 5398588, 6748235, 13496470, 26992940]

約数ペア:

[(1, 26992940), (2, 13496470), (4, 6748235), (5, 5398588), (10, 2699294), (13, 2076380), (17, 1587820), (20, 1349647), (26, 1038190), (31, 870740), (34, 793910), (52, 519095), (62, 435370), (65, 415276), (68, 396955), (85, 317564), (124, 217685), (130, 207638), (155, 174148), (170, 158782), (197, 137020), (221, 122140), (260, 103819), (310, 87074), (340, 79391), (394, 68510), (403, 66980), (442, 61070), (527, 51220), (620, 43537), (788, 34255), (806, 33490), (884, 30535), (985, 27404), (1054, 25610), (1105, 24428), (1612, 16745), (1970, 13702), (2015, 13396), (2108, 12805), (2210, 12214), (2561, 10540), (2635, 10244), (3349, 8060), (3940, 6851), (4030, 6698), (4420, 6107), (5122, 5270)]