82166120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:175

約数の個数: 128

約数和(自身を含む): 206807040

約数和(自身を除く): 124640920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 43, 46, 62, 67, 86, 92, 115, 124, 134, 155, 172, 184, 215, 230, 248, 268, 310, 335, 344, 430, 460, 536, 620, 670, 713, 860, 920, 989, 1240, 1333, 1340, 1426, 1541, 1720, 1978, 2077, 2666, 2680, 2852, 2881, 3082, 3565, 3956, 4154, 4945, 5332, 5704, 5762, 6164, 6665, 7130, 7705, 7912, 8308, 9890, 10385, 10664, 11524, 12328, 13330, 14260, 14405, 15410, 16616, 19780, 20770, 23048, 26660, 28520, 28810, 30659, 30820, 39560, 41540, 47771, 53320, 57620, 61318, 61640, 66263, 83080, 89311, 95542, 115240, 122636, 132526, 153295, 178622, 191084, 238855, 245272, 265052, 306590, 331315, 357244, 382168, 446555, 477710, 530104, 613180, 662630, 714488, 893110, 955420, 1226360, 1325260, 1786220, 1910840, 2054153, 2650520, 3572440, 4108306, 8216612, 10270765, 16433224, 20541530, 41083060, 82166120]

約数ペア:

[(1, 82166120), (2, 41083060), (4, 20541530), (5, 16433224), (8, 10270765), (10, 8216612), (20, 4108306), (23, 3572440), (31, 2650520), (40, 2054153), (43, 1910840), (46, 1786220), (62, 1325260), (67, 1226360), (86, 955420), (92, 893110), (115, 714488), (124, 662630), (134, 613180), (155, 530104), (172, 477710), (184, 446555), (215, 382168), (230, 357244), (248, 331315), (268, 306590), (310, 265052), (335, 245272), (344, 238855), (430, 191084), (460, 178622), (536, 153295), (620, 132526), (670, 122636), (713, 115240), (860, 95542), (920, 89311), (989, 83080), (1240, 66263), (1333, 61640), (1340, 61318), (1426, 57620), (1541, 53320), (1720, 47771), (1978, 41540), (2077, 39560), (2666, 30820), (2680, 30659), (2852, 28810), (2881, 28520), (3082, 26660), (3565, 23048), (3956, 20770), (4154, 19780), (4945, 16616), (5332, 15410), (5704, 14405), (5762, 14260), (6164, 13330), (6665, 12328), (7130, 11524), (7705, 10664), (7912, 10385), (8308, 9890)]