51450575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 75292800

約数和(自身を除く): 23842225

約数列:

[1, 5, 11, 19, 25, 43, 55, 95, 209, 215, 229, 275, 473, 475, 817, 1045, 1075, 1145, 2365, 2519, 4085, 4351, 5225, 5725, 8987, 9847, 11825, 12595, 20425, 21755, 44935, 47861, 49235, 62975, 108317, 108775, 187093, 224675, 239305, 246175, 541585, 935465, 1196525, 2058023, 2707925, 4677325, 10290115, 51450575]

約数ペア:

[(1, 51450575), (5, 10290115), (11, 4677325), (19, 2707925), (25, 2058023), (43, 1196525), (55, 935465), (95, 541585), (209, 246175), (215, 239305), (229, 224675), (275, 187093), (473, 108775), (475, 108317), (817, 62975), (1045, 49235), (1075, 47861), (1145, 44935), (2365, 21755), (2519, 20425), (4085, 12595), (4351, 11825), (5225, 9847), (5725, 8987)]