636694630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6271}}^1$

素因数の和:6373

約数の個数: 64

約数和(自身を含む): 1365590016

約数和(自身を除く): 728895386

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 71, 110, 130, 142, 143, 286, 355, 710, 715, 781, 923, 1430, 1562, 1846, 3905, 4615, 6271, 7810, 9230, 10153, 12542, 20306, 31355, 50765, 62710, 68981, 81523, 101530, 137962, 163046, 344905, 407615, 445241, 689810, 815230, 890482, 896753, 1793506, 2226205, 4452410, 4483765, 4897651, 5788133, 8967530, 9795302, 11576266, 24488255, 28940665, 48976510, 57881330, 63669463, 127338926, 318347315, 636694630]

約数ペア:

[(1, 636694630), (2, 318347315), (5, 127338926), (10, 63669463), (11, 57881330), (13, 48976510), (22, 28940665), (26, 24488255), (55, 11576266), (65, 9795302), (71, 8967530), (110, 5788133), (130, 4897651), (142, 4483765), (143, 4452410), (286, 2226205), (355, 1793506), (710, 896753), (715, 890482), (781, 815230), (923, 689810), (1430, 445241), (1562, 407615), (1846, 344905), (3905, 163046), (4615, 137962), (6271, 101530), (7810, 81523), (9230, 68981), (10153, 62710), (12542, 50765), (20306, 31355)]