26717800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 66960000

約数和(自身を除く): 40242200

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 79, 89, 95, 100, 152, 158, 178, 190, 200, 316, 356, 380, 395, 445, 475, 632, 712, 760, 790, 890, 950, 1501, 1580, 1691, 1780, 1900, 1975, 2225, 3002, 3160, 3382, 3560, 3800, 3950, 4450, 6004, 6764, 7031, 7505, 7900, 8455, 8900, 12008, 13528, 14062, 15010, 15800, 16910, 17800, 28124, 30020, 33820, 35155, 37525, 42275, 56248, 60040, 67640, 70310, 75050, 84550, 133589, 140620, 150100, 169100, 175775, 267178, 281240, 300200, 338200, 351550, 534356, 667945, 703100, 1068712, 1335890, 1406200, 2671780, 3339725, 5343560, 6679450, 13358900, 26717800]

約数ペア:

[(1, 26717800), (2, 13358900), (4, 6679450), (5, 5343560), (8, 3339725), (10, 2671780), (19, 1406200), (20, 1335890), (25, 1068712), (38, 703100), (40, 667945), (50, 534356), (76, 351550), (79, 338200), (89, 300200), (95, 281240), (100, 267178), (152, 175775), (158, 169100), (178, 150100), (190, 140620), (200, 133589), (316, 84550), (356, 75050), (380, 70310), (395, 67640), (445, 60040), (475, 56248), (632, 42275), (712, 37525), (760, 35155), (790, 33820), (890, 30020), (950, 28124), (1501, 17800), (1580, 16910), (1691, 15800), (1780, 15010), (1900, 14062), (1975, 13528), (2225, 12008), (3002, 8900), (3160, 8455), (3382, 7900), (3560, 7505), (3800, 7031), (3950, 6764), (4450, 6004)]