65520056

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^2\times {\mathrm{463}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 151150320

約数和(自身を除く): 85630264

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 361, 392, 463, 532, 722, 926, 931, 1064, 1444, 1852, 1862, 2527, 2888, 3241, 3704, 3724, 5054, 6482, 7448, 8797, 10108, 12964, 17594, 17689, 20216, 22687, 25928, 35188, 35378, 45374, 61579, 70376, 70756, 90748, 123158, 141512, 167143, 181496, 246316, 334286, 431053, 492632, 668572, 862106, 1170001, 1337144, 1724212, 2340002, 3448424, 4680004, 8190007, 9360008, 16380014, 32760028, 65520056]

約数ペア:

[(1, 65520056), (2, 32760028), (4, 16380014), (7, 9360008), (8, 8190007), (14, 4680004), (19, 3448424), (28, 2340002), (38, 1724212), (49, 1337144), (56, 1170001), (76, 862106), (98, 668572), (133, 492632), (152, 431053), (196, 334286), (266, 246316), (361, 181496), (392, 167143), (463, 141512), (532, 123158), (722, 90748), (926, 70756), (931, 70376), (1064, 61579), (1444, 45374), (1852, 35378), (1862, 35188), (2527, 25928), (2888, 22687), (3241, 20216), (3704, 17689), (3724, 17594), (5054, 12964), (6482, 10108), (7448, 8797)]