520023295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 740855808

約数和(自身を除く): 220832513

約数列:

[1, 5, 11, 31, 41, 43, 55, 155, 173, 205, 215, 341, 451, 473, 865, 1271, 1333, 1705, 1763, 1903, 2255, 2365, 5363, 6355, 6665, 7093, 7439, 8815, 9515, 13981, 14663, 19393, 26815, 35465, 37195, 54653, 58993, 69905, 73315, 78023, 81829, 96965, 219883, 230609, 273265, 294965, 304999, 390115, 409145, 601183, 1099415, 1153045, 1524995, 2418713, 2536699, 3005915, 3354989, 9454969, 12093565, 12683495, 16774945, 47274845, 104004659, 520023295]

約数ペア:

[(1, 520023295), (5, 104004659), (11, 47274845), (31, 16774945), (41, 12683495), (43, 12093565), (55, 9454969), (155, 3354989), (173, 3005915), (205, 2536699), (215, 2418713), (341, 1524995), (451, 1153045), (473, 1099415), (865, 601183), (1271, 409145), (1333, 390115), (1705, 304999), (1763, 294965), (1903, 273265), (2255, 230609), (2365, 219883), (5363, 96965), (6355, 81829), (6665, 78023), (7093, 73315), (7439, 69905), (8815, 58993), (9515, 54653), (13981, 37195), (14663, 35465), (19393, 26815)]