85979360

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12497}}^1$

素因数の和:12555

約数の個数: 48

約数和(自身を含む): 207866736

約数和(自身を除く): 121887376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 12497, 24994, 49988, 62485, 99976, 124970, 199952, 249940, 399904, 499880, 537371, 999760, 1074742, 1999520, 2149484, 2686855, 4298968, 5373710, 8597936, 10747420, 17195872, 21494840, 42989680, 85979360]

約数ペア:

[(1, 85979360), (2, 42989680), (4, 21494840), (5, 17195872), (8, 10747420), (10, 8597936), (16, 5373710), (20, 4298968), (32, 2686855), (40, 2149484), (43, 1999520), (80, 1074742), (86, 999760), (160, 537371), (172, 499880), (215, 399904), (344, 249940), (430, 199952), (688, 124970), (860, 99976), (1376, 62485), (1720, 49988), (3440, 24994), (6880, 12497)]