166462480

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{26339}}^1$

素因数の和:26431

約数の個数: 40

約数和(自身を含む): 391939200

約数和(自身を除く): 225476720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 26339, 52678, 105356, 131695, 210712, 263390, 421424, 526780, 1053560, 2080781, 2107120, 4161562, 8323124, 10403905, 16646248, 20807810, 33292496, 41615620, 83231240, 166462480]

約数ペア:

[(1, 166462480), (2, 83231240), (4, 41615620), (5, 33292496), (8, 20807810), (10, 16646248), (16, 10403905), (20, 8323124), (40, 4161562), (79, 2107120), (80, 2080781), (158, 1053560), (316, 526780), (395, 421424), (632, 263390), (790, 210712), (1264, 131695), (1580, 105356), (3160, 52678), (6320, 26339)]