61978928

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:354

約数の個数: 80

約数和(自身を含む): 139491072

約数和(自身を除く): 77512144

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 61, 88, 92, 122, 176, 184, 244, 251, 253, 368, 488, 502, 506, 671, 976, 1004, 1012, 1342, 1403, 2008, 2024, 2684, 2761, 2806, 4016, 4048, 5368, 5522, 5612, 5773, 10736, 11044, 11224, 11546, 15311, 15433, 22088, 22448, 23092, 30622, 30866, 44176, 46184, 61244, 61732, 63503, 92368, 122488, 123464, 127006, 168421, 244976, 246928, 254012, 336842, 352153, 508024, 673684, 704306, 1016048, 1347368, 1408612, 2694736, 2817224, 3873683, 5634448, 7747366, 15494732, 30989464, 61978928]

約数ペア:

[(1, 61978928), (2, 30989464), (4, 15494732), (8, 7747366), (11, 5634448), (16, 3873683), (22, 2817224), (23, 2694736), (44, 1408612), (46, 1347368), (61, 1016048), (88, 704306), (92, 673684), (122, 508024), (176, 352153), (184, 336842), (244, 254012), (251, 246928), (253, 244976), (368, 168421), (488, 127006), (502, 123464), (506, 122488), (671, 92368), (976, 63503), (1004, 61732), (1012, 61244), (1342, 46184), (1403, 44176), (2008, 30866), (2024, 30622), (2684, 23092), (2761, 22448), (2806, 22088), (4016, 15433), (4048, 15311), (5368, 11546), (5522, 11224), (5612, 11044), (5773, 10736)]