85211840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:482

約数の個数: 112

約数和(自身を含む): 234696000

約数和(自身を除く): 149484160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 109, 112, 140, 160, 218, 224, 280, 320, 349, 436, 448, 545, 560, 698, 763, 872, 1090, 1120, 1396, 1526, 1744, 1745, 2180, 2240, 2443, 2792, 3052, 3488, 3490, 3815, 4360, 4886, 5584, 6104, 6976, 6980, 7630, 8720, 9772, 11168, 12208, 12215, 13960, 15260, 17440, 19544, 22336, 24416, 24430, 27920, 30520, 34880, 38041, 39088, 48832, 48860, 55840, 61040, 76082, 78176, 97720, 111680, 122080, 152164, 156352, 190205, 195440, 244160, 266287, 304328, 380410, 390880, 532574, 608656, 760820, 781760, 1065148, 1217312, 1331435, 1521640, 2130296, 2434624, 2662870, 3043280, 4260592, 5325740, 6086560, 8521184, 10651480, 12173120, 17042368, 21302960, 42605920, 85211840]

約数ペア:

[(1, 85211840), (2, 42605920), (4, 21302960), (5, 17042368), (7, 12173120), (8, 10651480), (10, 8521184), (14, 6086560), (16, 5325740), (20, 4260592), (28, 3043280), (32, 2662870), (35, 2434624), (40, 2130296), (56, 1521640), (64, 1331435), (70, 1217312), (80, 1065148), (109, 781760), (112, 760820), (140, 608656), (160, 532574), (218, 390880), (224, 380410), (280, 304328), (320, 266287), (349, 244160), (436, 195440), (448, 190205), (545, 156352), (560, 152164), (698, 122080), (763, 111680), (872, 97720), (1090, 78176), (1120, 76082), (1396, 61040), (1526, 55840), (1744, 48860), (1745, 48832), (2180, 39088), (2240, 38041), (2443, 34880), (2792, 30520), (3052, 27920), (3488, 24430), (3490, 24416), (3815, 22336), (4360, 19544), (4886, 17440), (5584, 15260), (6104, 13960), (6976, 12215), (6980, 12208), (7630, 11168), (8720, 9772)]