82663420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{5417}}^1$

素因数の和:5542

約数の個数: 48

約数和(自身を含む): 200249280

約数和(自身を除く): 117585860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 5417, 7630, 10834, 15260, 21668, 27085, 37919, 54170, 75838, 108340, 151676, 189595, 379190, 590453, 758380, 1180906, 2361812, 2952265, 4133171, 5904530, 8266342, 11809060, 16532684, 20665855, 41331710, 82663420]

約数ペア:

[(1, 82663420), (2, 41331710), (4, 20665855), (5, 16532684), (7, 11809060), (10, 8266342), (14, 5904530), (20, 4133171), (28, 2952265), (35, 2361812), (70, 1180906), (109, 758380), (140, 590453), (218, 379190), (436, 189595), (545, 151676), (763, 108340), (1090, 75838), (1526, 54170), (2180, 37919), (3052, 27085), (3815, 21668), (5417, 15260), (7630, 10834)]