81381074144

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{997}}^1\times {\mathrm{87959}}^1$

素因数の和:88995

約数の個数: 48

約数和(自身を含む): 165911911200

約数和(自身を除く): 84530837056

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 928, 997, 1994, 3988, 7976, 15952, 28913, 31904, 57826, 87959, 115652, 175918, 231304, 351836, 462608, 703672, 925216, 1407344, 2550811, 2814688, 5101622, 10203244, 20406488, 40812976, 81625952, 87695123, 175390246, 350780492, 701560984, 1403121968, 2543158567, 2806243936, 5086317134, 10172634268, 20345268536, 40690537072, 81381074144]

約数ペア:

[(1, 81381074144), (2, 40690537072), (4, 20345268536), (8, 10172634268), (16, 5086317134), (29, 2806243936), (32, 2543158567), (58, 1403121968), (116, 701560984), (232, 350780492), (464, 175390246), (928, 87695123), (997, 81625952), (1994, 40812976), (3988, 20406488), (7976, 10203244), (15952, 5101622), (28913, 2814688), (31904, 2550811), (57826, 1407344), (87959, 925216), (115652, 703672), (175918, 462608), (231304, 351836)]