2557017984

素因数分解:

$2^7\times 3^1\times {\mathrm{521}}^1\times {\mathrm{12781}}^1$

素因数の和:13319

約数の個数: 64

約数和(自身を含む): 6805648080

約数和(自身を除く): 4248630096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 521, 1042, 1563, 2084, 3126, 4168, 6252, 8336, 12504, 12781, 16672, 25008, 25562, 33344, 38343, 50016, 51124, 66688, 76686, 100032, 102248, 153372, 200064, 204496, 306744, 408992, 613488, 817984, 1226976, 1635968, 2453952, 4907904, 6658901, 13317802, 19976703, 26635604, 39953406, 53271208, 79906812, 106542416, 159813624, 213084832, 319627248, 426169664, 639254496, 852339328, 1278508992, 2557017984]

約数ペア:

[(1, 2557017984), (2, 1278508992), (3, 852339328), (4, 639254496), (6, 426169664), (8, 319627248), (12, 213084832), (16, 159813624), (24, 106542416), (32, 79906812), (48, 53271208), (64, 39953406), (96, 26635604), (128, 19976703), (192, 13317802), (384, 6658901), (521, 4907904), (1042, 2453952), (1563, 1635968), (2084, 1226976), (3126, 817984), (4168, 613488), (6252, 408992), (8336, 306744), (12504, 204496), (12781, 200064), (16672, 153372), (25008, 102248), (25562, 100032), (33344, 76686), (38343, 66688), (50016, 51124)]