81310608

素因数分解:

$2^4\times 3^3\times {\mathrm{37}}^1\times {\mathrm{5087}}^1$

素因数の和:5141

約数の個数: 80

約数和(自身を含む): 239746560

約数和(自身を除く): 158435952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 72, 74, 108, 111, 144, 148, 216, 222, 296, 333, 432, 444, 592, 666, 888, 999, 1332, 1776, 1998, 2664, 3996, 5087, 5328, 7992, 10174, 15261, 15984, 20348, 30522, 40696, 45783, 61044, 81392, 91566, 122088, 137349, 183132, 188219, 244176, 274698, 366264, 376438, 549396, 564657, 732528, 752876, 1098792, 1129314, 1505752, 1693971, 2197584, 2258628, 3011504, 3387942, 4517256, 5081913, 6775884, 9034512, 10163826, 13551768, 20327652, 27103536, 40655304, 81310608]

約数ペア:

[(1, 81310608), (2, 40655304), (3, 27103536), (4, 20327652), (6, 13551768), (8, 10163826), (9, 9034512), (12, 6775884), (16, 5081913), (18, 4517256), (24, 3387942), (27, 3011504), (36, 2258628), (37, 2197584), (48, 1693971), (54, 1505752), (72, 1129314), (74, 1098792), (108, 752876), (111, 732528), (144, 564657), (148, 549396), (216, 376438), (222, 366264), (296, 274698), (333, 244176), (432, 188219), (444, 183132), (592, 137349), (666, 122088), (888, 91566), (999, 81392), (1332, 61044), (1776, 45783), (1998, 40696), (2664, 30522), (3996, 20348), (5087, 15984), (5328, 15261), (7992, 10174)]