199955888

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{179}}^1\times {\mathrm{577}}^1$

素因数の和:786

約数の個数: 60

約数和(自身を含む): 428956920

約数和(自身を除く): 229001032

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 179, 242, 358, 484, 577, 716, 968, 1154, 1432, 1936, 1969, 2308, 2864, 3938, 4616, 6347, 7876, 9232, 12694, 15752, 21659, 25388, 31504, 43318, 50776, 69817, 86636, 101552, 103283, 139634, 173272, 206566, 279268, 346544, 413132, 558536, 826264, 1117072, 1136113, 1652528, 2272226, 4544452, 9088904, 12497243, 18177808, 24994486, 49988972, 99977944, 199955888]

約数ペア:

[(1, 199955888), (2, 99977944), (4, 49988972), (8, 24994486), (11, 18177808), (16, 12497243), (22, 9088904), (44, 4544452), (88, 2272226), (121, 1652528), (176, 1136113), (179, 1117072), (242, 826264), (358, 558536), (484, 413132), (577, 346544), (716, 279268), (968, 206566), (1154, 173272), (1432, 139634), (1936, 103283), (1969, 101552), (2308, 86636), (2864, 69817), (3938, 50776), (4616, 43318), (6347, 31504), (7876, 25388), (9232, 21659), (12694, 15752)]