78418928

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{857}}^1$

素因数の和:934

約数の個数: 80

約数和(自身を含む): 187249920

約数和(自身を除く): 108830992

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 43, 56, 76, 86, 112, 133, 152, 172, 266, 301, 304, 344, 532, 602, 688, 817, 857, 1064, 1204, 1634, 1714, 2128, 2408, 3268, 3428, 4816, 5719, 5999, 6536, 6856, 11438, 11998, 13072, 13712, 16283, 22876, 23996, 32566, 36851, 45752, 47992, 65132, 73702, 91504, 95984, 113981, 130264, 147404, 227962, 257957, 260528, 294808, 455924, 515914, 589616, 700169, 911848, 1031828, 1400338, 1823696, 2063656, 2800676, 4127312, 4901183, 5601352, 9802366, 11202704, 19604732, 39209464, 78418928]

約数ペア:

[(1, 78418928), (2, 39209464), (4, 19604732), (7, 11202704), (8, 9802366), (14, 5601352), (16, 4901183), (19, 4127312), (28, 2800676), (38, 2063656), (43, 1823696), (56, 1400338), (76, 1031828), (86, 911848), (112, 700169), (133, 589616), (152, 515914), (172, 455924), (266, 294808), (301, 260528), (304, 257957), (344, 227962), (532, 147404), (602, 130264), (688, 113981), (817, 95984), (857, 91504), (1064, 73702), (1204, 65132), (1634, 47992), (1714, 45752), (2128, 36851), (2408, 32566), (3268, 23996), (3428, 22876), (4816, 16283), (5719, 13712), (5999, 13072), (6536, 11998), (6856, 11438)]