12719000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:130

約数の個数: 128

約数和(自身を含む): 35942400

約数和(自身を除く): 23223400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 79, 92, 100, 115, 125, 140, 158, 161, 175, 184, 200, 230, 250, 280, 316, 322, 350, 395, 460, 500, 553, 575, 632, 644, 700, 790, 805, 875, 920, 1000, 1106, 1150, 1288, 1400, 1580, 1610, 1750, 1817, 1975, 2212, 2300, 2765, 2875, 3160, 3220, 3500, 3634, 3950, 4025, 4424, 4600, 5530, 5750, 6440, 7000, 7268, 7900, 8050, 9085, 9875, 11060, 11500, 12719, 13825, 14536, 15800, 16100, 18170, 19750, 20125, 22120, 23000, 25438, 27650, 32200, 36340, 39500, 40250, 45425, 50876, 55300, 63595, 69125, 72680, 79000, 80500, 90850, 101752, 110600, 127190, 138250, 161000, 181700, 227125, 254380, 276500, 317975, 363400, 454250, 508760, 553000, 635950, 908500, 1271900, 1589875, 1817000, 2543800, 3179750, 6359500, 12719000]

約数ペア:

[(1, 12719000), (2, 6359500), (4, 3179750), (5, 2543800), (7, 1817000), (8, 1589875), (10, 1271900), (14, 908500), (20, 635950), (23, 553000), (25, 508760), (28, 454250), (35, 363400), (40, 317975), (46, 276500), (50, 254380), (56, 227125), (70, 181700), (79, 161000), (92, 138250), (100, 127190), (115, 110600), (125, 101752), (140, 90850), (158, 80500), (161, 79000), (175, 72680), (184, 69125), (200, 63595), (230, 55300), (250, 50876), (280, 45425), (316, 40250), (322, 39500), (350, 36340), (395, 32200), (460, 27650), (500, 25438), (553, 23000), (575, 22120), (632, 20125), (644, 19750), (700, 18170), (790, 16100), (805, 15800), (875, 14536), (920, 13825), (1000, 12719), (1106, 11500), (1150, 11060), (1288, 9875), (1400, 9085), (1580, 8050), (1610, 7900), (1750, 7268), (1817, 7000), (1975, 6440), (2212, 5750), (2300, 5530), (2765, 4600), (2875, 4424), (3160, 4025), (3220, 3950), (3500, 3634)]