51726080

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 148345344

約数和(自身を除く): 96619264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 251, 256, 280, 320, 322, 368, 448, 460, 502, 560, 640, 644, 736, 805, 896, 920, 1004, 1120, 1255, 1280, 1288, 1472, 1610, 1757, 1792, 1840, 2008, 2240, 2510, 2576, 2944, 3220, 3514, 3680, 4016, 4480, 5020, 5152, 5773, 5888, 6440, 7028, 7360, 8032, 8785, 8960, 10040, 10304, 11546, 12880, 14056, 14720, 16064, 17570, 20080, 20608, 23092, 25760, 28112, 28865, 29440, 32128, 35140, 40160, 40411, 41216, 46184, 51520, 56224, 57730, 64256, 70280, 80320, 80822, 92368, 103040, 112448, 115460, 140560, 160640, 161644, 184736, 202055, 206080, 224896, 230920, 281120, 321280, 323288, 369472, 404110, 449792, 461840, 562240, 646576, 738944, 808220, 923680, 1124480, 1293152, 1477888, 1616440, 1847360, 2248960, 2586304, 3232880, 3694720, 5172608, 6465760, 7389440, 10345216, 12931520, 25863040, 51726080]

約数ペア:

[(1, 51726080), (2, 25863040), (4, 12931520), (5, 10345216), (7, 7389440), (8, 6465760), (10, 5172608), (14, 3694720), (16, 3232880), (20, 2586304), (23, 2248960), (28, 1847360), (32, 1616440), (35, 1477888), (40, 1293152), (46, 1124480), (56, 923680), (64, 808220), (70, 738944), (80, 646576), (92, 562240), (112, 461840), (115, 449792), (128, 404110), (140, 369472), (160, 323288), (161, 321280), (184, 281120), (224, 230920), (230, 224896), (251, 206080), (256, 202055), (280, 184736), (320, 161644), (322, 160640), (368, 140560), (448, 115460), (460, 112448), (502, 103040), (560, 92368), (640, 80822), (644, 80320), (736, 70280), (805, 64256), (896, 57730), (920, 56224), (1004, 51520), (1120, 46184), (1255, 41216), (1280, 40411), (1288, 40160), (1472, 35140), (1610, 32128), (1757, 29440), (1792, 28865), (1840, 28112), (2008, 25760), (2240, 23092), (2510, 20608), (2576, 20080), (2944, 17570), (3220, 16064), (3514, 14720), (3680, 14056), (4016, 12880), (4480, 11546), (5020, 10304), (5152, 10040), (5773, 8960), (5888, 8785), (6440, 8032), (7028, 7360)]