163981490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{2467}}^1$

素因数の和:2531

約数の個数: 48

約数和(自身を含む): 327316032

約数和(自身を除く): 163334542

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 289, 391, 578, 782, 1445, 1955, 2467, 2890, 3910, 4934, 6647, 12335, 13294, 24670, 33235, 41939, 56741, 66470, 83878, 113482, 209695, 283705, 419390, 567410, 712963, 964597, 1425926, 1929194, 3564815, 4822985, 7129630, 9645970, 16398149, 32796298, 81990745, 163981490]

約数ペア:

[(1, 163981490), (2, 81990745), (5, 32796298), (10, 16398149), (17, 9645970), (23, 7129630), (34, 4822985), (46, 3564815), (85, 1929194), (115, 1425926), (170, 964597), (230, 712963), (289, 567410), (391, 419390), (578, 283705), (782, 209695), (1445, 113482), (1955, 83878), (2467, 66470), (2890, 56741), (3910, 41939), (4934, 33235), (6647, 24670), (12335, 13294)]