557158525

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 905084928

約数和(自身を除く): 347926403

約数列:

[1, 5, 7, 11, 25, 35, 43, 53, 55, 77, 127, 175, 215, 265, 275, 301, 371, 385, 473, 583, 635, 889, 1075, 1325, 1397, 1505, 1855, 1925, 2279, 2365, 2915, 3175, 3311, 4081, 4445, 5461, 6731, 6985, 7525, 9275, 9779, 11395, 11825, 14575, 15953, 16555, 20405, 22225, 25069, 27305, 33655, 34925, 38227, 47117, 48895, 56975, 60071, 74041, 79765, 82775, 102025, 125345, 136525, 168275, 175483, 191135, 235585, 244475, 289433, 300355, 370205, 398825, 420497, 518287, 626725, 877415, 955675, 1177925, 1447165, 1501775, 1851025, 2026031, 2102485, 2591435, 3183763, 4387075, 7235825, 10130155, 10512425, 12957175, 15918815, 22286341, 50650775, 79594075, 111431705, 557158525]

約数ペア:

[(1, 557158525), (5, 111431705), (7, 79594075), (11, 50650775), (25, 22286341), (35, 15918815), (43, 12957175), (53, 10512425), (55, 10130155), (77, 7235825), (127, 4387075), (175, 3183763), (215, 2591435), (265, 2102485), (275, 2026031), (301, 1851025), (371, 1501775), (385, 1447165), (473, 1177925), (583, 955675), (635, 877415), (889, 626725), (1075, 518287), (1325, 420497), (1397, 398825), (1505, 370205), (1855, 300355), (1925, 289433), (2279, 244475), (2365, 235585), (2915, 191135), (3175, 175483), (3311, 168275), (4081, 136525), (4445, 125345), (5461, 102025), (6731, 82775), (6985, 79765), (7525, 74041), (9275, 60071), (9779, 56975), (11395, 48895), (11825, 47117), (14575, 38227), (15953, 34925), (16555, 33655), (20405, 27305), (22225, 25069)]