87987176

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 182476800

約数和(自身を除く): 94489624

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 71, 76, 124, 142, 152, 248, 263, 284, 526, 568, 589, 1052, 1178, 1349, 2104, 2201, 2356, 2698, 4402, 4712, 4997, 5396, 8153, 8804, 9994, 10792, 16306, 17608, 18673, 19988, 32612, 37346, 39976, 41819, 65224, 74692, 83638, 149384, 154907, 167276, 309814, 334552, 354787, 578863, 619628, 709574, 1157726, 1239256, 1419148, 2315452, 2838296, 4630904, 10998397, 21996794, 43993588, 87987176]

約数ペア:

[(1, 87987176), (2, 43993588), (4, 21996794), (8, 10998397), (19, 4630904), (31, 2838296), (38, 2315452), (62, 1419148), (71, 1239256), (76, 1157726), (124, 709574), (142, 619628), (152, 578863), (248, 354787), (263, 334552), (284, 309814), (526, 167276), (568, 154907), (589, 149384), (1052, 83638), (1178, 74692), (1349, 65224), (2104, 41819), (2201, 39976), (2356, 37346), (2698, 32612), (4402, 19988), (4712, 18673), (4997, 17608), (5396, 16306), (8153, 10792), (8804, 9994)]