26662480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1$

素因数の和:884

約数の個数: 80

約数和(自身を含む): 68995584

約数和(自身を除く): 42333104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 827, 1040, 1240, 1612, 1654, 2015, 2480, 3224, 3308, 4030, 4135, 6448, 6616, 8060, 8270, 10751, 13232, 16120, 16540, 21502, 25637, 32240, 33080, 43004, 51274, 53755, 66160, 86008, 102548, 107510, 128185, 172016, 205096, 215020, 256370, 333281, 410192, 430040, 512740, 666562, 860080, 1025480, 1333124, 1666405, 2050960, 2666248, 3332810, 5332496, 6665620, 13331240, 26662480]

約数ペア:

[(1, 26662480), (2, 13331240), (4, 6665620), (5, 5332496), (8, 3332810), (10, 2666248), (13, 2050960), (16, 1666405), (20, 1333124), (26, 1025480), (31, 860080), (40, 666562), (52, 512740), (62, 430040), (65, 410192), (80, 333281), (104, 256370), (124, 215020), (130, 205096), (155, 172016), (208, 128185), (248, 107510), (260, 102548), (310, 86008), (403, 66160), (496, 53755), (520, 51274), (620, 43004), (806, 33080), (827, 32240), (1040, 25637), (1240, 21502), (1612, 16540), (1654, 16120), (2015, 13232), (2480, 10751), (3224, 8270), (3308, 8060), (4030, 6616), (4135, 6448)]