39878800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7669}}^1$

素因数の和:7700

約数の個数: 60

約数和(自身を含む): 103192180

約数和(自身を除く): 63313380

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 7669, 15338, 30676, 38345, 61352, 76690, 99697, 122704, 153380, 191725, 199394, 306760, 383450, 398788, 498485, 613520, 766900, 797576, 996970, 1533800, 1595152, 1993940, 2492425, 3067600, 3987880, 4984850, 7975760, 9969700, 19939400, 39878800]

約数ペア:

[(1, 39878800), (2, 19939400), (4, 9969700), (5, 7975760), (8, 4984850), (10, 3987880), (13, 3067600), (16, 2492425), (20, 1993940), (25, 1595152), (26, 1533800), (40, 996970), (50, 797576), (52, 766900), (65, 613520), (80, 498485), (100, 398788), (104, 383450), (130, 306760), (200, 199394), (208, 191725), (260, 153380), (325, 122704), (400, 99697), (520, 76690), (650, 61352), (1040, 38345), (1300, 30676), (2600, 15338), (5200, 7669)]