80789800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:252

約数の個数: 192

約数和(自身を含む): 242484480

約数和(自身を除く): 161694680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 25, 26, 28, 35, 40, 46, 50, 52, 56, 65, 70, 91, 92, 100, 104, 115, 130, 140, 161, 175, 182, 184, 193, 200, 230, 260, 280, 299, 322, 325, 350, 364, 386, 455, 460, 520, 575, 598, 644, 650, 700, 728, 772, 805, 910, 920, 965, 1150, 1196, 1288, 1300, 1351, 1400, 1495, 1544, 1610, 1820, 1930, 2093, 2275, 2300, 2392, 2509, 2600, 2702, 2990, 3220, 3640, 3860, 4025, 4186, 4439, 4550, 4600, 4825, 5018, 5404, 5980, 6440, 6755, 7475, 7720, 8050, 8372, 8878, 9100, 9650, 10036, 10465, 10808, 11960, 12545, 13510, 14950, 16100, 16744, 17563, 17756, 18200, 19300, 20072, 20930, 22195, 25090, 27020, 29900, 31073, 32200, 33775, 35126, 35512, 38600, 41860, 44390, 50180, 52325, 54040, 57707, 59800, 62146, 62725, 67550, 70252, 83720, 87815, 88780, 100360, 104650, 110975, 115414, 124292, 125450, 135100, 140504, 155365, 175630, 177560, 209300, 221950, 230828, 248584, 250900, 270200, 288535, 310730, 351260, 403949, 418600, 439075, 443900, 461656, 501800, 577070, 621460, 702520, 776825, 807898, 878150, 887800, 1154140, 1242920, 1442675, 1553650, 1615796, 1756300, 2019745, 2308280, 2885350, 3107300, 3231592, 3512600, 4039490, 5770700, 6214600, 8078980, 10098725, 11541400, 16157960, 20197450, 40394900, 80789800]

約数ペア:

[(1, 80789800), (2, 40394900), (4, 20197450), (5, 16157960), (7, 11541400), (8, 10098725), (10, 8078980), (13, 6214600), (14, 5770700), (20, 4039490), (23, 3512600), (25, 3231592), (26, 3107300), (28, 2885350), (35, 2308280), (40, 2019745), (46, 1756300), (50, 1615796), (52, 1553650), (56, 1442675), (65, 1242920), (70, 1154140), (91, 887800), (92, 878150), (100, 807898), (104, 776825), (115, 702520), (130, 621460), (140, 577070), (161, 501800), (175, 461656), (182, 443900), (184, 439075), (193, 418600), (200, 403949), (230, 351260), (260, 310730), (280, 288535), (299, 270200), (322, 250900), (325, 248584), (350, 230828), (364, 221950), (386, 209300), (455, 177560), (460, 175630), (520, 155365), (575, 140504), (598, 135100), (644, 125450), (650, 124292), (700, 115414), (728, 110975), (772, 104650), (805, 100360), (910, 88780), (920, 87815), (965, 83720), (1150, 70252), (1196, 67550), (1288, 62725), (1300, 62146), (1351, 59800), (1400, 57707), (1495, 54040), (1544, 52325), (1610, 50180), (1820, 44390), (1930, 41860), (2093, 38600), (2275, 35512), (2300, 35126), (2392, 33775), (2509, 32200), (2600, 31073), (2702, 29900), (2990, 27020), (3220, 25090), (3640, 22195), (3860, 20930), (4025, 20072), (4186, 19300), (4439, 18200), (4550, 17756), (4600, 17563), (4825, 16744), (5018, 16100), (5404, 14950), (5980, 13510), (6440, 12545), (6755, 11960), (7475, 10808), (7720, 10465), (8050, 10036), (8372, 9650), (8878, 9100)]