51446720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:262

約数の個数: 112

約数和(自身を含む): 134416800

約数和(自身を除く): 82970080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 83, 104, 130, 149, 160, 166, 208, 260, 298, 320, 332, 415, 416, 520, 596, 664, 745, 830, 832, 1040, 1079, 1192, 1328, 1490, 1660, 1937, 2080, 2158, 2384, 2656, 2980, 3320, 3874, 4160, 4316, 4768, 5312, 5395, 5960, 6640, 7748, 8632, 9536, 9685, 10790, 11920, 12367, 13280, 15496, 17264, 19370, 21580, 23840, 24734, 26560, 30992, 34528, 38740, 43160, 47680, 49468, 61835, 61984, 69056, 77480, 86320, 98936, 123670, 123968, 154960, 160771, 172640, 197872, 247340, 309920, 321542, 345280, 395744, 494680, 619840, 643084, 791488, 803855, 989360, 1286168, 1607710, 1978720, 2572336, 3215420, 3957440, 5144672, 6430840, 10289344, 12861680, 25723360, 51446720]

約数ペア:

[(1, 51446720), (2, 25723360), (4, 12861680), (5, 10289344), (8, 6430840), (10, 5144672), (13, 3957440), (16, 3215420), (20, 2572336), (26, 1978720), (32, 1607710), (40, 1286168), (52, 989360), (64, 803855), (65, 791488), (80, 643084), (83, 619840), (104, 494680), (130, 395744), (149, 345280), (160, 321542), (166, 309920), (208, 247340), (260, 197872), (298, 172640), (320, 160771), (332, 154960), (415, 123968), (416, 123670), (520, 98936), (596, 86320), (664, 77480), (745, 69056), (830, 61984), (832, 61835), (1040, 49468), (1079, 47680), (1192, 43160), (1328, 38740), (1490, 34528), (1660, 30992), (1937, 26560), (2080, 24734), (2158, 23840), (2384, 21580), (2656, 19370), (2980, 17264), (3320, 15496), (3874, 13280), (4160, 12367), (4316, 11920), (4768, 10790), (5312, 9685), (5395, 9536), (5960, 8632), (6640, 7748)]