81009579348

素因数分解:

$2^2\times 3^2\times {\mathrm{149}}^1\times {\mathrm{907}}^1\times {\mathrm{16651}}^1$

素因数の和:17717

約数の個数: 72

約数和(自身を含む): 206388218400

約数和(自身を除く): 125378639052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 149, 298, 447, 596, 894, 907, 1341, 1788, 1814, 2682, 2721, 3628, 5364, 5442, 8163, 10884, 16326, 16651, 32652, 33302, 49953, 66604, 99906, 135143, 149859, 199812, 270286, 299718, 405429, 540572, 599436, 810858, 1216287, 1621716, 2432574, 2480999, 4865148, 4961998, 7442997, 9923996, 14885994, 15102457, 22328991, 29771988, 30204914, 44657982, 45307371, 60409828, 89315964, 90614742, 135922113, 181229484, 271844226, 543688452, 2250266093, 4500532186, 6750798279, 9001064372, 13501596558, 20252394837, 27003193116, 40504789674, 81009579348]

約数ペア:

[(1, 81009579348), (2, 40504789674), (3, 27003193116), (4, 20252394837), (6, 13501596558), (9, 9001064372), (12, 6750798279), (18, 4500532186), (36, 2250266093), (149, 543688452), (298, 271844226), (447, 181229484), (596, 135922113), (894, 90614742), (907, 89315964), (1341, 60409828), (1788, 45307371), (1814, 44657982), (2682, 30204914), (2721, 29771988), (3628, 22328991), (5364, 15102457), (5442, 14885994), (8163, 9923996), (10884, 7442997), (16326, 4961998), (16651, 4865148), (32652, 2480999), (33302, 2432574), (49953, 1621716), (66604, 1216287), (99906, 810858), (135143, 599436), (149859, 540572), (199812, 405429), (270286, 299718)]