86554120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1867}}^1$

素因数の和:1958

約数の個数: 64

約数和(自身を含む): 208468800

約数和(自身を除く): 121914680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 122, 152, 190, 244, 305, 380, 488, 610, 760, 1159, 1220, 1867, 2318, 2440, 3734, 4636, 5795, 7468, 9272, 9335, 11590, 14936, 18670, 23180, 35473, 37340, 46360, 70946, 74680, 113887, 141892, 177365, 227774, 283784, 354730, 455548, 569435, 709460, 911096, 1138870, 1418920, 2163853, 2277740, 4327706, 4555480, 8655412, 10819265, 17310824, 21638530, 43277060, 86554120]

約数ペア:

[(1, 86554120), (2, 43277060), (4, 21638530), (5, 17310824), (8, 10819265), (10, 8655412), (19, 4555480), (20, 4327706), (38, 2277740), (40, 2163853), (61, 1418920), (76, 1138870), (95, 911096), (122, 709460), (152, 569435), (190, 455548), (244, 354730), (305, 283784), (380, 227774), (488, 177365), (610, 141892), (760, 113887), (1159, 74680), (1220, 70946), (1867, 46360), (2318, 37340), (2440, 35473), (3734, 23180), (4636, 18670), (5795, 14936), (7468, 11590), (9272, 9335)]