81147664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{433}}^1$

素因数の和:524

約数の個数: 80

約数和(自身を含む): 183082032

約数和(自身を除く): 101934368

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 53, 68, 104, 106, 136, 208, 212, 221, 272, 424, 433, 442, 689, 848, 866, 884, 901, 1378, 1732, 1768, 1802, 2756, 3464, 3536, 3604, 5512, 5629, 6928, 7208, 7361, 11024, 11258, 11713, 14416, 14722, 22516, 22949, 23426, 29444, 45032, 45898, 46852, 58888, 90064, 91796, 93704, 95693, 117776, 183592, 187408, 191386, 298337, 367184, 382772, 390133, 596674, 765544, 780266, 1193348, 1531088, 1560532, 2386696, 3121064, 4773392, 5071729, 6242128, 10143458, 20286916, 40573832, 81147664]

約数ペア:

[(1, 81147664), (2, 40573832), (4, 20286916), (8, 10143458), (13, 6242128), (16, 5071729), (17, 4773392), (26, 3121064), (34, 2386696), (52, 1560532), (53, 1531088), (68, 1193348), (104, 780266), (106, 765544), (136, 596674), (208, 390133), (212, 382772), (221, 367184), (272, 298337), (424, 191386), (433, 187408), (442, 183592), (689, 117776), (848, 95693), (866, 93704), (884, 91796), (901, 90064), (1378, 58888), (1732, 46852), (1768, 45898), (1802, 45032), (2756, 29444), (3464, 23426), (3536, 22949), (3604, 22516), (5512, 14722), (5629, 14416), (6928, 11713), (7208, 11258), (7361, 11024)]