27815840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:382

約数の個数: 96

約数和(自身を含む): 72648576

約数和(自身を除く): 44832736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 65, 80, 86, 104, 130, 160, 172, 208, 215, 260, 311, 344, 416, 430, 520, 559, 622, 688, 860, 1040, 1118, 1244, 1376, 1555, 1720, 2080, 2236, 2488, 2795, 3110, 3440, 4043, 4472, 4976, 5590, 6220, 6880, 8086, 8944, 9952, 11180, 12440, 13373, 16172, 17888, 20215, 22360, 24880, 26746, 32344, 40430, 44720, 49760, 53492, 64688, 66865, 80860, 89440, 106984, 129376, 133730, 161720, 173849, 213968, 267460, 323440, 347698, 427936, 534920, 646880, 695396, 869245, 1069840, 1390792, 1738490, 2139680, 2781584, 3476980, 5563168, 6953960, 13907920, 27815840]

約数ペア:

[(1, 27815840), (2, 13907920), (4, 6953960), (5, 5563168), (8, 3476980), (10, 2781584), (13, 2139680), (16, 1738490), (20, 1390792), (26, 1069840), (32, 869245), (40, 695396), (43, 646880), (52, 534920), (65, 427936), (80, 347698), (86, 323440), (104, 267460), (130, 213968), (160, 173849), (172, 161720), (208, 133730), (215, 129376), (260, 106984), (311, 89440), (344, 80860), (416, 66865), (430, 64688), (520, 53492), (559, 49760), (622, 44720), (688, 40430), (860, 32344), (1040, 26746), (1118, 24880), (1244, 22360), (1376, 20215), (1555, 17888), (1720, 16172), (2080, 13373), (2236, 12440), (2488, 11180), (2795, 9952), (3110, 8944), (3440, 8086), (4043, 6880), (4472, 6220), (4976, 5590)]