20162050915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:281

約数の個数: 128

約数和(自身を含む): 28668245760

約数和(自身を除く): 8506194845

約数列:

[1, 5, 17, 29, 37, 43, 53, 85, 97, 145, 185, 215, 265, 485, 493, 629, 731, 901, 1073, 1247, 1537, 1591, 1649, 1961, 2279, 2465, 2813, 3145, 3589, 3655, 4171, 4505, 5141, 5365, 6235, 7685, 7955, 8245, 9805, 11395, 14065, 17945, 18241, 20855, 21199, 25705, 26129, 27047, 33337, 38743, 46139, 47821, 56869, 61013, 66091, 70907, 84323, 87397, 91205, 104081, 105995, 120959, 130645, 135235, 149089, 154327, 166685, 190217, 193715, 221063, 230695, 239105, 284345, 305065, 330455, 354535, 421615, 436985, 520405, 604795, 745445, 771635, 784363, 951085, 966773, 1105315, 1123547, 1433491, 1769377, 2056303, 2445367, 2534513, 2623559, 3233689, 3758071, 3921815, 4475483, 4833865, 5516293, 5617735, 6410827, 7167455, 8179331, 8846885, 10281515, 12226835, 12672565, 13117795, 16168445, 18790355, 22377415, 27581465, 32054135, 40896655, 41571239, 76083211, 93776981, 108984059, 139048627, 207856195, 237200599, 380416055, 468884905, 544920295, 695243135, 1186002995, 4032410183, 20162050915]

約数ペア:

[(1, 20162050915), (5, 4032410183), (17, 1186002995), (29, 695243135), (37, 544920295), (43, 468884905), (53, 380416055), (85, 237200599), (97, 207856195), (145, 139048627), (185, 108984059), (215, 93776981), (265, 76083211), (485, 41571239), (493, 40896655), (629, 32054135), (731, 27581465), (901, 22377415), (1073, 18790355), (1247, 16168445), (1537, 13117795), (1591, 12672565), (1649, 12226835), (1961, 10281515), (2279, 8846885), (2465, 8179331), (2813, 7167455), (3145, 6410827), (3589, 5617735), (3655, 5516293), (4171, 4833865), (4505, 4475483), (5141, 3921815), (5365, 3758071), (6235, 3233689), (7685, 2623559), (7955, 2534513), (8245, 2445367), (9805, 2056303), (11395, 1769377), (14065, 1433491), (17945, 1123547), (18241, 1105315), (20855, 966773), (21199, 951085), (25705, 784363), (26129, 771635), (27047, 745445), (33337, 604795), (38743, 520405), (46139, 436985), (47821, 421615), (56869, 354535), (61013, 330455), (66091, 305065), (70907, 284345), (84323, 239105), (87397, 230695), (91205, 221063), (104081, 193715), (105995, 190217), (120959, 166685), (130645, 154327), (135235, 149089)]