31379810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:599

約数の個数: 64

約数和(自身を含む): 71414784

約数和(自身を除く): 40034974

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 83, 110, 154, 166, 385, 415, 491, 581, 770, 830, 913, 982, 1162, 1826, 2455, 2905, 3437, 4565, 4910, 5401, 5810, 6391, 6874, 9130, 10802, 12782, 17185, 27005, 31955, 34370, 37807, 40753, 54010, 63910, 75614, 81506, 189035, 203765, 285271, 378070, 407530, 448283, 570542, 896566, 1426355, 2241415, 2852710, 3137981, 4482830, 6275962, 15689905, 31379810]

約数ペア:

[(1, 31379810), (2, 15689905), (5, 6275962), (7, 4482830), (10, 3137981), (11, 2852710), (14, 2241415), (22, 1426355), (35, 896566), (55, 570542), (70, 448283), (77, 407530), (83, 378070), (110, 285271), (154, 203765), (166, 189035), (385, 81506), (415, 75614), (491, 63910), (581, 54010), (770, 40753), (830, 37807), (913, 34370), (982, 31955), (1162, 27005), (1826, 17185), (2455, 12782), (2905, 10802), (3437, 9130), (4565, 6874), (4910, 6391), (5401, 5810)]