40133120

素因数分解:

$2^9\times 5^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:341

約数の個数: 80

約数和(自身を含む): 98183448

約数和(自身を除く): 58050328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 257, 305, 320, 488, 512, 514, 610, 640, 976, 1028, 1220, 1280, 1285, 1952, 2056, 2440, 2560, 2570, 3904, 4112, 4880, 5140, 7808, 8224, 9760, 10280, 15616, 15677, 16448, 19520, 20560, 31232, 31354, 32896, 39040, 41120, 62708, 65792, 78080, 78385, 82240, 125416, 131584, 156160, 156770, 164480, 250832, 313540, 328960, 501664, 627080, 657920, 1003328, 1254160, 2006656, 2508320, 4013312, 5016640, 8026624, 10033280, 20066560, 40133120]

約数ペア:

[(1, 40133120), (2, 20066560), (4, 10033280), (5, 8026624), (8, 5016640), (10, 4013312), (16, 2508320), (20, 2006656), (32, 1254160), (40, 1003328), (61, 657920), (64, 627080), (80, 501664), (122, 328960), (128, 313540), (160, 250832), (244, 164480), (256, 156770), (257, 156160), (305, 131584), (320, 125416), (488, 82240), (512, 78385), (514, 78080), (610, 65792), (640, 62708), (976, 41120), (1028, 39040), (1220, 32896), (1280, 31354), (1285, 31232), (1952, 20560), (2056, 19520), (2440, 16448), (2560, 15677), (2570, 15616), (3904, 10280), (4112, 9760), (4880, 8224), (5140, 7808)]