2512419200

素因数分解:

$2^7\times 5^2\times {\mathrm{61}}^2\times {\mathrm{211}}^1$

素因数の和:357

約数の個数: 144

約数和(自身を含む): 6339778380

約数和(自身を除く): 3827359180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 64, 80, 100, 122, 128, 160, 200, 211, 244, 305, 320, 400, 422, 488, 610, 640, 800, 844, 976, 1055, 1220, 1525, 1600, 1688, 1952, 2110, 2440, 3050, 3200, 3376, 3721, 3904, 4220, 4880, 5275, 6100, 6752, 7442, 7808, 8440, 9760, 10550, 12200, 12871, 13504, 14884, 16880, 18605, 19520, 21100, 24400, 25742, 27008, 29768, 33760, 37210, 39040, 42200, 48800, 51484, 59536, 64355, 67520, 74420, 84400, 93025, 97600, 102968, 119072, 128710, 135040, 148840, 168800, 186050, 195200, 205936, 238144, 257420, 297680, 321775, 337600, 372100, 411872, 476288, 514840, 595360, 643550, 675200, 744200, 785131, 823744, 1029680, 1190720, 1287100, 1488400, 1570262, 1647488, 2059360, 2381440, 2574200, 2976800, 3140524, 3925655, 4118720, 5148400, 5953600, 6281048, 7851310, 8237440, 10296800, 11907200, 12562096, 15702620, 19628275, 20593600, 25124192, 31405240, 39256550, 41187200, 50248384, 62810480, 78513100, 100496768, 125620960, 157026200, 251241920, 314052400, 502483840, 628104800, 1256209600, 2512419200]

約数ペア:

[(1, 2512419200), (2, 1256209600), (4, 628104800), (5, 502483840), (8, 314052400), (10, 251241920), (16, 157026200), (20, 125620960), (25, 100496768), (32, 78513100), (40, 62810480), (50, 50248384), (61, 41187200), (64, 39256550), (80, 31405240), (100, 25124192), (122, 20593600), (128, 19628275), (160, 15702620), (200, 12562096), (211, 11907200), (244, 10296800), (305, 8237440), (320, 7851310), (400, 6281048), (422, 5953600), (488, 5148400), (610, 4118720), (640, 3925655), (800, 3140524), (844, 2976800), (976, 2574200), (1055, 2381440), (1220, 2059360), (1525, 1647488), (1600, 1570262), (1688, 1488400), (1952, 1287100), (2110, 1190720), (2440, 1029680), (3050, 823744), (3200, 785131), (3376, 744200), (3721, 675200), (3904, 643550), (4220, 595360), (4880, 514840), (5275, 476288), (6100, 411872), (6752, 372100), (7442, 337600), (7808, 321775), (8440, 297680), (9760, 257420), (10550, 238144), (12200, 205936), (12871, 195200), (13504, 186050), (14884, 168800), (16880, 148840), (18605, 135040), (19520, 128710), (21100, 119072), (24400, 102968), (25742, 97600), (27008, 93025), (29768, 84400), (33760, 74420), (37210, 67520), (39040, 64355), (42200, 59536), (48800, 51484)]