2074418664695

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{431}}^1\times {\mathrm{19709}}^1$

素因数の和:20205

約数の個数: 72

約数和(自身を含む): 2870192905920

約数和(自身を除く): 795774241225

約数列:

[1, 5, 13, 17, 65, 85, 169, 221, 289, 431, 845, 1105, 1445, 2155, 2873, 3757, 5603, 7327, 14365, 18785, 19709, 28015, 36635, 48841, 72839, 95251, 98545, 124559, 244205, 256217, 335053, 364195, 476255, 622795, 1238263, 1281085, 1619267, 1675265, 3330821, 4355689, 5695901, 6191315, 8096335, 8494579, 16654105, 21050471, 21778445, 28479505, 42472895, 56623957, 74046713, 105252355, 110429527, 144407843, 283119785, 370233565, 552147635, 722039215, 962607269, 1435583851, 1877301959, 2454933331, 4813036345, 7177919255, 9386509795, 12274666655, 24404925467, 31914133303, 122024627335, 159570666515, 414883732939, 2074418664695]

約数ペア:

[(1, 2074418664695), (5, 414883732939), (13, 159570666515), (17, 122024627335), (65, 31914133303), (85, 24404925467), (169, 12274666655), (221, 9386509795), (289, 7177919255), (431, 4813036345), (845, 2454933331), (1105, 1877301959), (1445, 1435583851), (2155, 962607269), (2873, 722039215), (3757, 552147635), (5603, 370233565), (7327, 283119785), (14365, 144407843), (18785, 110429527), (19709, 105252355), (28015, 74046713), (36635, 56623957), (48841, 42472895), (72839, 28479505), (95251, 21778445), (98545, 21050471), (124559, 16654105), (244205, 8494579), (256217, 8096335), (335053, 6191315), (364195, 5695901), (476255, 4355689), (622795, 3330821), (1238263, 1675265), (1281085, 1619267)]