81844000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:148

約数の個数: 192

約数和(自身を含む): 239016960

約数和(自身を除く): 157172960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 37, 40, 50, 56, 70, 74, 79, 80, 100, 112, 125, 140, 148, 158, 160, 175, 185, 200, 224, 250, 259, 280, 296, 316, 350, 370, 395, 400, 500, 518, 553, 560, 592, 632, 700, 740, 790, 800, 875, 925, 1000, 1036, 1106, 1120, 1184, 1264, 1295, 1400, 1480, 1580, 1750, 1850, 1975, 2000, 2072, 2212, 2528, 2590, 2765, 2800, 2923, 2960, 3160, 3500, 3700, 3950, 4000, 4144, 4424, 4625, 5180, 5530, 5600, 5846, 5920, 6320, 6475, 7000, 7400, 7900, 8288, 8848, 9250, 9875, 10360, 11060, 11692, 12640, 12950, 13825, 14000, 14615, 14800, 15800, 17696, 18500, 19750, 20461, 20720, 22120, 23384, 25900, 27650, 28000, 29230, 29600, 31600, 32375, 37000, 39500, 40922, 41440, 44240, 46768, 51800, 55300, 58460, 63200, 64750, 69125, 73075, 74000, 79000, 81844, 88480, 93536, 102305, 103600, 110600, 116920, 129500, 138250, 146150, 148000, 158000, 163688, 204610, 207200, 221200, 233840, 259000, 276500, 292300, 316000, 327376, 365375, 409220, 442400, 467680, 511525, 518000, 553000, 584600, 654752, 730750, 818440, 1023050, 1036000, 1106000, 1169200, 1461500, 1636880, 2046100, 2212000, 2338400, 2557625, 2923000, 3273760, 4092200, 5115250, 5846000, 8184400, 10230500, 11692000, 16368800, 20461000, 40922000, 81844000]

約数ペア:

[(1, 81844000), (2, 40922000), (4, 20461000), (5, 16368800), (7, 11692000), (8, 10230500), (10, 8184400), (14, 5846000), (16, 5115250), (20, 4092200), (25, 3273760), (28, 2923000), (32, 2557625), (35, 2338400), (37, 2212000), (40, 2046100), (50, 1636880), (56, 1461500), (70, 1169200), (74, 1106000), (79, 1036000), (80, 1023050), (100, 818440), (112, 730750), (125, 654752), (140, 584600), (148, 553000), (158, 518000), (160, 511525), (175, 467680), (185, 442400), (200, 409220), (224, 365375), (250, 327376), (259, 316000), (280, 292300), (296, 276500), (316, 259000), (350, 233840), (370, 221200), (395, 207200), (400, 204610), (500, 163688), (518, 158000), (553, 148000), (560, 146150), (592, 138250), (632, 129500), (700, 116920), (740, 110600), (790, 103600), (800, 102305), (875, 93536), (925, 88480), (1000, 81844), (1036, 79000), (1106, 74000), (1120, 73075), (1184, 69125), (1264, 64750), (1295, 63200), (1400, 58460), (1480, 55300), (1580, 51800), (1750, 46768), (1850, 44240), (1975, 41440), (2000, 40922), (2072, 39500), (2212, 37000), (2528, 32375), (2590, 31600), (2765, 29600), (2800, 29230), (2923, 28000), (2960, 27650), (3160, 25900), (3500, 23384), (3700, 22120), (3950, 20720), (4000, 20461), (4144, 19750), (4424, 18500), (4625, 17696), (5180, 15800), (5530, 14800), (5600, 14615), (5846, 14000), (5920, 13825), (6320, 12950), (6475, 12640), (7000, 11692), (7400, 11060), (7900, 10360), (8288, 9875), (8848, 9250)]