81484160

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6701}}^1$

素因数の和:6739

約数の個数: 64

約数和(自身を含む): 205081200

約数和(自身を除く): 123597040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 6701, 12160, 13402, 26804, 33505, 53608, 67010, 107216, 127319, 134020, 214432, 254638, 268040, 428864, 509276, 536080, 636595, 857728, 1018552, 1072160, 1273190, 2037104, 2144320, 2546380, 4074208, 4288640, 5092760, 8148416, 10185520, 16296832, 20371040, 40742080, 81484160]

約数ペア:

[(1, 81484160), (2, 40742080), (4, 20371040), (5, 16296832), (8, 10185520), (10, 8148416), (16, 5092760), (19, 4288640), (20, 4074208), (32, 2546380), (38, 2144320), (40, 2037104), (64, 1273190), (76, 1072160), (80, 1018552), (95, 857728), (128, 636595), (152, 536080), (160, 509276), (190, 428864), (304, 268040), (320, 254638), (380, 214432), (608, 134020), (640, 127319), (760, 107216), (1216, 67010), (1520, 53608), (2432, 33505), (3040, 26804), (6080, 13402), (6701, 12160)]