1405839200

素因数分解:

$2^5\times 5^2\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:385

約数の個数: 144

約数和(自身を含む): 3518774784

約数和(自身を除く): 2112935584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 101, 127, 137, 160, 200, 202, 254, 274, 400, 404, 505, 508, 548, 635, 685, 800, 808, 1010, 1016, 1096, 1270, 1370, 1616, 2020, 2032, 2192, 2525, 2540, 2740, 3175, 3232, 3425, 4040, 4064, 4384, 5050, 5080, 5480, 6350, 6850, 8080, 10100, 10160, 10960, 12700, 12827, 13700, 13837, 16160, 17399, 20200, 20320, 21920, 25400, 25654, 27400, 27674, 34798, 40400, 50800, 51308, 54800, 55348, 64135, 69185, 69596, 80800, 86995, 101600, 102616, 109600, 110696, 128270, 138370, 139192, 173990, 205232, 221392, 256540, 276740, 278384, 320675, 345925, 347980, 410464, 434975, 442784, 513080, 553480, 556768, 641350, 691850, 695960, 869950, 1026160, 1106960, 1282700, 1383700, 1391920, 1739900, 1757299, 2052320, 2213920, 2565400, 2767400, 2783840, 3479800, 3514598, 5130800, 5534800, 6959600, 7029196, 8786495, 10261600, 11069600, 13919200, 14058392, 17572990, 28116784, 35145980, 43932475, 56233568, 70291960, 87864950, 140583920, 175729900, 281167840, 351459800, 702919600, 1405839200]

約数ペア:

[(1, 1405839200), (2, 702919600), (4, 351459800), (5, 281167840), (8, 175729900), (10, 140583920), (16, 87864950), (20, 70291960), (25, 56233568), (32, 43932475), (40, 35145980), (50, 28116784), (80, 17572990), (100, 14058392), (101, 13919200), (127, 11069600), (137, 10261600), (160, 8786495), (200, 7029196), (202, 6959600), (254, 5534800), (274, 5130800), (400, 3514598), (404, 3479800), (505, 2783840), (508, 2767400), (548, 2565400), (635, 2213920), (685, 2052320), (800, 1757299), (808, 1739900), (1010, 1391920), (1016, 1383700), (1096, 1282700), (1270, 1106960), (1370, 1026160), (1616, 869950), (2020, 695960), (2032, 691850), (2192, 641350), (2525, 556768), (2540, 553480), (2740, 513080), (3175, 442784), (3232, 434975), (3425, 410464), (4040, 347980), (4064, 345925), (4384, 320675), (5050, 278384), (5080, 276740), (5480, 256540), (6350, 221392), (6850, 205232), (8080, 173990), (10100, 139192), (10160, 138370), (10960, 128270), (12700, 110696), (12827, 109600), (13700, 102616), (13837, 101600), (16160, 86995), (17399, 80800), (20200, 69596), (20320, 69185), (21920, 64135), (25400, 55348), (25654, 54800), (27400, 51308), (27674, 50800), (34798, 40400)]