870835000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:351

約数の個数: 160

約数和(自身を含む): 2361744000

約数和(自身を除く): 1490909000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 139, 140, 175, 179, 200, 250, 278, 280, 350, 358, 500, 556, 625, 695, 700, 716, 875, 895, 973, 1000, 1112, 1250, 1253, 1390, 1400, 1432, 1750, 1790, 1946, 2500, 2506, 2780, 3475, 3500, 3580, 3892, 4375, 4475, 4865, 5000, 5012, 5560, 6265, 6950, 7000, 7160, 7784, 8750, 8950, 9730, 10024, 12530, 13900, 17375, 17500, 17900, 19460, 22375, 24325, 24881, 25060, 27800, 31325, 34750, 35000, 35800, 38920, 44750, 48650, 49762, 50120, 62650, 69500, 86875, 89500, 97300, 99524, 111875, 121625, 124405, 125300, 139000, 156625, 173750, 174167, 179000, 194600, 199048, 223750, 243250, 248810, 250600, 313250, 347500, 348334, 447500, 486500, 497620, 608125, 622025, 626500, 695000, 696668, 783125, 870835, 895000, 973000, 995240, 1216250, 1244050, 1253000, 1393336, 1566250, 1741670, 2432500, 2488100, 3110125, 3132500, 3483340, 4354175, 4865000, 4976200, 6220250, 6265000, 6966680, 8708350, 12440500, 15550625, 17416700, 21770875, 24881000, 31101250, 34833400, 43541750, 62202500, 87083500, 108854375, 124405000, 174167000, 217708750, 435417500, 870835000]

約数ペア:

[(1, 870835000), (2, 435417500), (4, 217708750), (5, 174167000), (7, 124405000), (8, 108854375), (10, 87083500), (14, 62202500), (20, 43541750), (25, 34833400), (28, 31101250), (35, 24881000), (40, 21770875), (50, 17416700), (56, 15550625), (70, 12440500), (100, 8708350), (125, 6966680), (139, 6265000), (140, 6220250), (175, 4976200), (179, 4865000), (200, 4354175), (250, 3483340), (278, 3132500), (280, 3110125), (350, 2488100), (358, 2432500), (500, 1741670), (556, 1566250), (625, 1393336), (695, 1253000), (700, 1244050), (716, 1216250), (875, 995240), (895, 973000), (973, 895000), (1000, 870835), (1112, 783125), (1250, 696668), (1253, 695000), (1390, 626500), (1400, 622025), (1432, 608125), (1750, 497620), (1790, 486500), (1946, 447500), (2500, 348334), (2506, 347500), (2780, 313250), (3475, 250600), (3500, 248810), (3580, 243250), (3892, 223750), (4375, 199048), (4475, 194600), (4865, 179000), (5000, 174167), (5012, 173750), (5560, 156625), (6265, 139000), (6950, 125300), (7000, 124405), (7160, 121625), (7784, 111875), (8750, 99524), (8950, 97300), (9730, 89500), (10024, 86875), (12530, 69500), (13900, 62650), (17375, 50120), (17500, 49762), (17900, 48650), (19460, 44750), (22375, 38920), (24325, 35800), (24881, 35000), (25060, 34750), (27800, 31325)]