72385456

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1861}}^1$

素因数の和:1910

約数の個数: 80

約数和(自身を含む): 174551328

約数和(自身を除く): 102165872

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 374, 442, 572, 748, 884, 1144, 1496, 1768, 1861, 2288, 2431, 2992, 3536, 3722, 4862, 7444, 9724, 14888, 19448, 20471, 24193, 29776, 31637, 38896, 40942, 48386, 63274, 81884, 96772, 126548, 163768, 193544, 253096, 266123, 327536, 348007, 387088, 411281, 506192, 532246, 696014, 822562, 1064492, 1392028, 1645124, 2128984, 2784056, 3290248, 4257968, 4524091, 5568112, 6580496, 9048182, 18096364, 36192728, 72385456]

約数ペア:

[(1, 72385456), (2, 36192728), (4, 18096364), (8, 9048182), (11, 6580496), (13, 5568112), (16, 4524091), (17, 4257968), (22, 3290248), (26, 2784056), (34, 2128984), (44, 1645124), (52, 1392028), (68, 1064492), (88, 822562), (104, 696014), (136, 532246), (143, 506192), (176, 411281), (187, 387088), (208, 348007), (221, 327536), (272, 266123), (286, 253096), (374, 193544), (442, 163768), (572, 126548), (748, 96772), (884, 81884), (1144, 63274), (1496, 48386), (1768, 40942), (1861, 38896), (2288, 31637), (2431, 29776), (2992, 24193), (3536, 20471), (3722, 19448), (4862, 14888), (7444, 9724)]