71964464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:546

約数の個数: 80

約数和(自身を含む): 166489344

約数和(自身を除く): 94524880

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 71, 88, 104, 142, 143, 176, 208, 284, 286, 443, 568, 572, 781, 886, 923, 1136, 1144, 1562, 1772, 1846, 2288, 3124, 3544, 3692, 4873, 5759, 6248, 7088, 7384, 9746, 10153, 11518, 12496, 14768, 19492, 20306, 23036, 31453, 38984, 40612, 46072, 62906, 63349, 77968, 81224, 92144, 125812, 126698, 162448, 251624, 253396, 345983, 408889, 503248, 506792, 691966, 817778, 1013584, 1383932, 1635556, 2767864, 3271112, 4497779, 5535728, 6542224, 8995558, 17991116, 35982232, 71964464]

約数ペア:

[(1, 71964464), (2, 35982232), (4, 17991116), (8, 8995558), (11, 6542224), (13, 5535728), (16, 4497779), (22, 3271112), (26, 2767864), (44, 1635556), (52, 1383932), (71, 1013584), (88, 817778), (104, 691966), (142, 506792), (143, 503248), (176, 408889), (208, 345983), (284, 253396), (286, 251624), (443, 162448), (568, 126698), (572, 125812), (781, 92144), (886, 81224), (923, 77968), (1136, 63349), (1144, 62906), (1562, 46072), (1772, 40612), (1846, 38984), (2288, 31453), (3124, 23036), (3544, 20306), (3692, 19492), (4873, 14768), (5759, 12496), (6248, 11518), (7088, 10153), (7384, 9746)]