55531372

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 107956800

約数和(自身を除く): 52425428

約数列:

[1, 2, 4, 13, 26, 52, 71, 89, 142, 169, 178, 284, 338, 356, 676, 923, 1157, 1846, 2197, 2314, 3692, 4394, 4628, 6319, 8788, 11999, 12638, 15041, 23998, 25276, 30082, 47996, 60164, 82147, 155987, 164294, 195533, 311974, 328588, 391066, 623948, 782132, 1067911, 2135822, 4271644, 13882843, 27765686, 55531372]

約数ペア:

[(1, 55531372), (2, 27765686), (4, 13882843), (13, 4271644), (26, 2135822), (52, 1067911), (71, 782132), (89, 623948), (142, 391066), (169, 328588), (178, 311974), (284, 195533), (338, 164294), (356, 155987), (676, 82147), (923, 60164), (1157, 47996), (1846, 30082), (2197, 25276), (2314, 23998), (3692, 15041), (4394, 12638), (4628, 11999), (6319, 8788)]