79931840

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 112

約数和(自身を含む): 201302112

約数和(自身を除く): 121370272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 43, 64, 74, 80, 86, 148, 157, 160, 172, 185, 215, 296, 314, 320, 344, 370, 430, 592, 628, 688, 740, 785, 860, 1184, 1256, 1376, 1480, 1570, 1591, 1720, 2368, 2512, 2752, 2960, 3140, 3182, 3440, 5024, 5809, 5920, 6280, 6364, 6751, 6880, 7955, 10048, 11618, 11840, 12560, 12728, 13502, 13760, 15910, 23236, 25120, 25456, 27004, 29045, 31820, 33755, 46472, 50240, 50912, 54008, 58090, 63640, 67510, 92944, 101824, 108016, 116180, 127280, 135020, 185888, 216032, 232360, 249787, 254560, 270040, 371776, 432064, 464720, 499574, 509120, 540080, 929440, 999148, 1080160, 1248935, 1858880, 1998296, 2160320, 2497870, 3996592, 4995740, 7993184, 9991480, 15986368, 19982960, 39965920, 79931840]

約数ペア:

[(1, 79931840), (2, 39965920), (4, 19982960), (5, 15986368), (8, 9991480), (10, 7993184), (16, 4995740), (20, 3996592), (32, 2497870), (37, 2160320), (40, 1998296), (43, 1858880), (64, 1248935), (74, 1080160), (80, 999148), (86, 929440), (148, 540080), (157, 509120), (160, 499574), (172, 464720), (185, 432064), (215, 371776), (296, 270040), (314, 254560), (320, 249787), (344, 232360), (370, 216032), (430, 185888), (592, 135020), (628, 127280), (688, 116180), (740, 108016), (785, 101824), (860, 92944), (1184, 67510), (1256, 63640), (1376, 58090), (1480, 54008), (1570, 50912), (1591, 50240), (1720, 46472), (2368, 33755), (2512, 31820), (2752, 29045), (2960, 27004), (3140, 25456), (3182, 25120), (3440, 23236), (5024, 15910), (5809, 13760), (5920, 13502), (6280, 12728), (6364, 12560), (6751, 11840), (6880, 11618), (7955, 10048)]