7189000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:120

約数の個数: 128

約数和(自身を含む): 20966400

約数和(自身を除く): 13777400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 79, 91, 100, 104, 125, 130, 140, 158, 175, 182, 200, 250, 260, 280, 316, 325, 350, 364, 395, 455, 500, 520, 553, 632, 650, 700, 728, 790, 875, 910, 1000, 1027, 1106, 1300, 1400, 1580, 1625, 1750, 1820, 1975, 2054, 2212, 2275, 2600, 2765, 3160, 3250, 3500, 3640, 3950, 4108, 4424, 4550, 5135, 5530, 6500, 7000, 7189, 7900, 8216, 9100, 9875, 10270, 11060, 11375, 13000, 13825, 14378, 15800, 18200, 19750, 20540, 22120, 22750, 25675, 27650, 28756, 35945, 39500, 41080, 45500, 51350, 55300, 57512, 69125, 71890, 79000, 91000, 102700, 110600, 128375, 138250, 143780, 179725, 205400, 256750, 276500, 287560, 359450, 513500, 553000, 718900, 898625, 1027000, 1437800, 1797250, 3594500, 7189000]

約数ペア:

[(1, 7189000), (2, 3594500), (4, 1797250), (5, 1437800), (7, 1027000), (8, 898625), (10, 718900), (13, 553000), (14, 513500), (20, 359450), (25, 287560), (26, 276500), (28, 256750), (35, 205400), (40, 179725), (50, 143780), (52, 138250), (56, 128375), (65, 110600), (70, 102700), (79, 91000), (91, 79000), (100, 71890), (104, 69125), (125, 57512), (130, 55300), (140, 51350), (158, 45500), (175, 41080), (182, 39500), (200, 35945), (250, 28756), (260, 27650), (280, 25675), (316, 22750), (325, 22120), (350, 20540), (364, 19750), (395, 18200), (455, 15800), (500, 14378), (520, 13825), (553, 13000), (632, 11375), (650, 11060), (700, 10270), (728, 9875), (790, 9100), (875, 8216), (910, 7900), (1000, 7189), (1027, 7000), (1106, 6500), (1300, 5530), (1400, 5135), (1580, 4550), (1625, 4424), (1750, 4108), (1820, 3950), (1975, 3640), (2054, 3500), (2212, 3250), (2275, 3160), (2600, 2765)]