205625728

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:736

約数の個数: 128

約数和(自身を含む): 527984640

約数和(自身を除く): 322358912

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 64, 77, 88, 112, 124, 128, 154, 176, 217, 224, 248, 308, 341, 352, 434, 448, 496, 616, 673, 682, 704, 868, 896, 992, 1232, 1346, 1364, 1408, 1736, 1984, 2387, 2464, 2692, 2728, 3472, 3968, 4711, 4774, 4928, 5384, 5456, 6944, 7403, 9422, 9548, 9856, 10768, 10912, 13888, 14806, 18844, 19096, 20863, 21536, 21824, 27776, 29612, 37688, 38192, 41726, 43072, 43648, 51821, 59224, 75376, 76384, 83452, 86144, 103642, 118448, 146041, 150752, 152768, 166904, 207284, 229493, 236896, 292082, 301504, 305536, 333808, 414568, 458986, 473792, 584164, 603008, 667616, 829136, 917972, 947584, 1168328, 1335232, 1606451, 1658272, 1835944, 2336656, 2670464, 3212902, 3316544, 3671888, 4673312, 6425804, 6633088, 7343776, 9346624, 12851608, 14687552, 18693248, 25703216, 29375104, 51406432, 102812864, 205625728]

約数ペア:

[(1, 205625728), (2, 102812864), (4, 51406432), (7, 29375104), (8, 25703216), (11, 18693248), (14, 14687552), (16, 12851608), (22, 9346624), (28, 7343776), (31, 6633088), (32, 6425804), (44, 4673312), (56, 3671888), (62, 3316544), (64, 3212902), (77, 2670464), (88, 2336656), (112, 1835944), (124, 1658272), (128, 1606451), (154, 1335232), (176, 1168328), (217, 947584), (224, 917972), (248, 829136), (308, 667616), (341, 603008), (352, 584164), (434, 473792), (448, 458986), (496, 414568), (616, 333808), (673, 305536), (682, 301504), (704, 292082), (868, 236896), (896, 229493), (992, 207284), (1232, 166904), (1346, 152768), (1364, 150752), (1408, 146041), (1736, 118448), (1984, 103642), (2387, 86144), (2464, 83452), (2692, 76384), (2728, 75376), (3472, 59224), (3968, 51821), (4711, 43648), (4774, 43072), (4928, 41726), (5384, 38192), (5456, 37688), (6944, 29612), (7403, 27776), (9422, 21824), (9548, 21536), (9856, 20863), (10768, 19096), (10912, 18844), (13888, 14806)]