51386888

素因数分解:

$2^3\times 7^3\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 114576000

約数和(自身を除く): 63189112

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 61, 98, 122, 196, 244, 307, 343, 392, 427, 488, 614, 686, 854, 1228, 1372, 1708, 2149, 2456, 2744, 2989, 3416, 4298, 5978, 8596, 11956, 15043, 17192, 18727, 20923, 23912, 30086, 37454, 41846, 60172, 74908, 83692, 105301, 120344, 131089, 149816, 167384, 210602, 262178, 421204, 524356, 842408, 917623, 1048712, 1835246, 3670492, 6423361, 7340984, 12846722, 25693444, 51386888]

約数ペア:

[(1, 51386888), (2, 25693444), (4, 12846722), (7, 7340984), (8, 6423361), (14, 3670492), (28, 1835246), (49, 1048712), (56, 917623), (61, 842408), (98, 524356), (122, 421204), (196, 262178), (244, 210602), (307, 167384), (343, 149816), (392, 131089), (427, 120344), (488, 105301), (614, 83692), (686, 74908), (854, 60172), (1228, 41846), (1372, 37454), (1708, 30086), (2149, 23912), (2456, 20923), (2744, 18727), (2989, 17192), (3416, 15043), (4298, 11956), (5978, 8596)]