79656640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:894

約数の個数: 112

約数和(自身を含む): 222089472

約数和(自身を除く): 142432832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 140, 160, 172, 215, 224, 280, 301, 320, 344, 430, 448, 560, 602, 688, 827, 860, 1120, 1204, 1376, 1505, 1654, 1720, 2240, 2408, 2752, 3010, 3308, 3440, 4135, 4816, 5789, 6020, 6616, 6880, 8270, 9632, 11578, 12040, 13232, 13760, 16540, 19264, 23156, 24080, 26464, 28945, 33080, 35561, 46312, 48160, 52928, 57890, 66160, 71122, 92624, 96320, 115780, 132320, 142244, 177805, 185248, 231560, 248927, 264640, 284488, 355610, 370496, 463120, 497854, 568976, 711220, 926240, 995708, 1137952, 1244635, 1422440, 1852480, 1991416, 2275904, 2489270, 2844880, 3982832, 4978540, 5689760, 7965664, 9957080, 11379520, 15931328, 19914160, 39828320, 79656640]

約数ペア:

[(1, 79656640), (2, 39828320), (4, 19914160), (5, 15931328), (7, 11379520), (8, 9957080), (10, 7965664), (14, 5689760), (16, 4978540), (20, 3982832), (28, 2844880), (32, 2489270), (35, 2275904), (40, 1991416), (43, 1852480), (56, 1422440), (64, 1244635), (70, 1137952), (80, 995708), (86, 926240), (112, 711220), (140, 568976), (160, 497854), (172, 463120), (215, 370496), (224, 355610), (280, 284488), (301, 264640), (320, 248927), (344, 231560), (430, 185248), (448, 177805), (560, 142244), (602, 132320), (688, 115780), (827, 96320), (860, 92624), (1120, 71122), (1204, 66160), (1376, 57890), (1505, 52928), (1654, 48160), (1720, 46312), (2240, 35561), (2408, 33080), (2752, 28945), (3010, 26464), (3308, 24080), (3440, 23156), (4135, 19264), (4816, 16540), (5789, 13760), (6020, 13232), (6616, 12040), (6880, 11578), (8270, 9632)]