51534525

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 102061920

約数和(自身を除く): 50527395

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 37, 49, 75, 105, 111, 147, 175, 185, 245, 259, 379, 525, 555, 735, 777, 925, 1137, 1225, 1295, 1813, 1895, 2653, 2775, 3675, 3885, 5439, 5685, 6475, 7959, 9065, 9475, 13265, 14023, 18571, 19425, 27195, 28425, 39795, 42069, 45325, 55713, 66325, 70115, 92855, 98161, 135975, 198975, 210345, 278565, 294483, 350575, 464275, 490805, 687127, 1051725, 1392825, 1472415, 2061381, 2454025, 3435635, 7362075, 10306905, 17178175, 51534525]

約数ペア:

[(1, 51534525), (3, 17178175), (5, 10306905), (7, 7362075), (15, 3435635), (21, 2454025), (25, 2061381), (35, 1472415), (37, 1392825), (49, 1051725), (75, 687127), (105, 490805), (111, 464275), (147, 350575), (175, 294483), (185, 278565), (245, 210345), (259, 198975), (379, 135975), (525, 98161), (555, 92855), (735, 70115), (777, 66325), (925, 55713), (1137, 45325), (1225, 42069), (1295, 39795), (1813, 28425), (1895, 27195), (2653, 19425), (2775, 18571), (3675, 14023), (3885, 13265), (5439, 9475), (5685, 9065), (6475, 7959)]