12766000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:527

約数の個数: 80

約数和(自身を含む): 33310368

約数和(自身を除く): 20544368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 200, 208, 250, 260, 325, 400, 491, 500, 520, 650, 982, 1000, 1040, 1300, 1625, 1964, 2000, 2455, 2600, 3250, 3928, 4910, 5200, 6383, 6500, 7856, 9820, 12275, 12766, 13000, 19640, 24550, 25532, 26000, 31915, 39280, 49100, 51064, 61375, 63830, 98200, 102128, 122750, 127660, 159575, 196400, 245500, 255320, 319150, 491000, 510640, 638300, 797875, 982000, 1276600, 1595750, 2553200, 3191500, 6383000, 12766000]

約数ペア:

[(1, 12766000), (2, 6383000), (4, 3191500), (5, 2553200), (8, 1595750), (10, 1276600), (13, 982000), (16, 797875), (20, 638300), (25, 510640), (26, 491000), (40, 319150), (50, 255320), (52, 245500), (65, 196400), (80, 159575), (100, 127660), (104, 122750), (125, 102128), (130, 98200), (200, 63830), (208, 61375), (250, 51064), (260, 49100), (325, 39280), (400, 31915), (491, 26000), (500, 25532), (520, 24550), (650, 19640), (982, 13000), (1000, 12766), (1040, 12275), (1300, 9820), (1625, 7856), (1964, 6500), (2000, 6383), (2455, 5200), (2600, 4910), (3250, 3928)]