2557191736

素因数分解:

$2^3\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:258

約数の個数: 128

約数和(自身を含む): 5576785920

約数和(自身を除く): 3019594184

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 61, 62, 88, 121, 122, 124, 127, 242, 244, 248, 254, 341, 484, 488, 508, 671, 682, 968, 1016, 1331, 1342, 1364, 1397, 1891, 2662, 2684, 2728, 2794, 3751, 3782, 3937, 5324, 5368, 5588, 7381, 7502, 7564, 7747, 7874, 10648, 11176, 14762, 15004, 15128, 15367, 15494, 15748, 20801, 29524, 30008, 30734, 30988, 31496, 41261, 41602, 43307, 59048, 61468, 61976, 81191, 82522, 83204, 85217, 86614, 122936, 162382, 165044, 166408, 169037, 170434, 173228, 228811, 240157, 324764, 330088, 338074, 340868, 346456, 457622, 476377, 480314, 649528, 676148, 681736, 915244, 937387, 952754, 960628, 1352296, 1830488, 1874774, 1905508, 1921256, 2516921, 2641727, 3749548, 3811016, 5033842, 5240147, 5283454, 7499096, 10067684, 10311257, 10480294, 10566908, 20135368, 20622514, 20960588, 21133816, 29058997, 41245028, 41921176, 58117994, 82490056, 116235988, 232471976, 319648967, 639297934, 1278595868, 2557191736]

約数ペア:

[(1, 2557191736), (2, 1278595868), (4, 639297934), (8, 319648967), (11, 232471976), (22, 116235988), (31, 82490056), (44, 58117994), (61, 41921176), (62, 41245028), (88, 29058997), (121, 21133816), (122, 20960588), (124, 20622514), (127, 20135368), (242, 10566908), (244, 10480294), (248, 10311257), (254, 10067684), (341, 7499096), (484, 5283454), (488, 5240147), (508, 5033842), (671, 3811016), (682, 3749548), (968, 2641727), (1016, 2516921), (1331, 1921256), (1342, 1905508), (1364, 1874774), (1397, 1830488), (1891, 1352296), (2662, 960628), (2684, 952754), (2728, 937387), (2794, 915244), (3751, 681736), (3782, 676148), (3937, 649528), (5324, 480314), (5368, 476377), (5588, 457622), (7381, 346456), (7502, 340868), (7564, 338074), (7747, 330088), (7874, 324764), (10648, 240157), (11176, 228811), (14762, 173228), (15004, 170434), (15128, 169037), (15367, 166408), (15494, 165044), (15748, 162382), (20801, 122936), (29524, 86614), (30008, 85217), (30734, 83204), (30988, 82522), (31496, 81191), (41261, 61976), (41602, 61468), (43307, 59048)]