204519152

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:282

約数の個数: 80

約数和(自身を含む): 427472640

約数和(自身を除く): 222953488

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 89, 113, 124, 164, 178, 226, 248, 328, 356, 452, 496, 656, 712, 904, 1271, 1424, 1808, 2542, 2759, 3503, 3649, 4633, 5084, 5518, 7006, 7298, 9266, 10057, 10168, 11036, 14012, 14596, 18532, 20114, 20336, 22072, 28024, 29192, 37064, 40228, 44144, 56048, 58384, 74128, 80456, 113119, 143623, 160912, 226238, 287246, 311767, 412337, 452476, 574492, 623534, 824674, 904952, 1148984, 1247068, 1649348, 1809904, 2297968, 2494136, 3298696, 4988272, 6597392, 12782447, 25564894, 51129788, 102259576, 204519152]

約数ペア:

[(1, 204519152), (2, 102259576), (4, 51129788), (8, 25564894), (16, 12782447), (31, 6597392), (41, 4988272), (62, 3298696), (82, 2494136), (89, 2297968), (113, 1809904), (124, 1649348), (164, 1247068), (178, 1148984), (226, 904952), (248, 824674), (328, 623534), (356, 574492), (452, 452476), (496, 412337), (656, 311767), (712, 287246), (904, 226238), (1271, 160912), (1424, 143623), (1808, 113119), (2542, 80456), (2759, 74128), (3503, 58384), (3649, 56048), (4633, 44144), (5084, 40228), (5518, 37064), (7006, 29192), (7298, 28024), (9266, 22072), (10057, 20336), (10168, 20114), (11036, 18532), (14012, 14596)]