51767485

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 82114560

約数和(自身を除く): 30347075

約数列:

[1, 5, 7, 11, 35, 43, 53, 55, 59, 77, 215, 265, 295, 301, 371, 385, 413, 473, 583, 649, 1505, 1855, 2065, 2279, 2365, 2537, 2915, 3127, 3245, 3311, 4081, 4543, 11395, 12685, 15635, 15953, 16555, 17759, 20405, 21889, 22715, 25069, 27907, 34397, 79765, 88795, 109445, 125345, 134461, 139535, 171985, 175483, 195349, 240779, 672305, 877415, 941227, 976745, 1203895, 1479071, 4706135, 7395355, 10353497, 51767485]

約数ペア:

[(1, 51767485), (5, 10353497), (7, 7395355), (11, 4706135), (35, 1479071), (43, 1203895), (53, 976745), (55, 941227), (59, 877415), (77, 672305), (215, 240779), (265, 195349), (295, 175483), (301, 171985), (371, 139535), (385, 134461), (413, 125345), (473, 109445), (583, 88795), (649, 79765), (1505, 34397), (1855, 27907), (2065, 25069), (2279, 22715), (2365, 21889), (2537, 20405), (2915, 17759), (3127, 16555), (3245, 15953), (3311, 15635), (4081, 12685), (4543, 11395)]