394078290880

素因数分解:

$2^6\times 5^1\times {\mathrm{401}}^1\times {\mathrm{653}}^1\times {\mathrm{4703}}^1$

素因数の和:5774

約数の個数: 112

約数和(自身を含む): 942380054784

約数和(自身を除く): 548301763904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 401, 653, 802, 1306, 1604, 2005, 2612, 3208, 3265, 4010, 4703, 5224, 6416, 6530, 8020, 9406, 10448, 12832, 13060, 16040, 18812, 20896, 23515, 25664, 26120, 32080, 37624, 41792, 47030, 52240, 64160, 75248, 94060, 104480, 128320, 150496, 188120, 208960, 261853, 300992, 376240, 523706, 752480, 1047412, 1309265, 1504960, 1885903, 2094824, 2618530, 3071059, 3771806, 4189648, 5237060, 6142118, 7543612, 8379296, 9429515, 10474120, 12284236, 15087224, 15355295, 16758592, 18859030, 20948240, 24568472, 30174448, 30710590, 37718060, 41896480, 49136944, 60348896, 61421180, 75436120, 83792960, 98273888, 120697792, 122842360, 150872240, 196547776, 245684720, 301744480, 491369440, 603488960, 982738880, 1231494659, 2462989318, 4925978636, 6157473295, 9851957272, 12314946590, 19703914544, 24629893180, 39407829088, 49259786360, 78815658176, 98519572720, 197039145440, 394078290880]

約数ペア:

[(1, 394078290880), (2, 197039145440), (4, 98519572720), (5, 78815658176), (8, 49259786360), (10, 39407829088), (16, 24629893180), (20, 19703914544), (32, 12314946590), (40, 9851957272), (64, 6157473295), (80, 4925978636), (160, 2462989318), (320, 1231494659), (401, 982738880), (653, 603488960), (802, 491369440), (1306, 301744480), (1604, 245684720), (2005, 196547776), (2612, 150872240), (3208, 122842360), (3265, 120697792), (4010, 98273888), (4703, 83792960), (5224, 75436120), (6416, 61421180), (6530, 60348896), (8020, 49136944), (9406, 41896480), (10448, 37718060), (12832, 30710590), (13060, 30174448), (16040, 24568472), (18812, 20948240), (20896, 18859030), (23515, 16758592), (25664, 15355295), (26120, 15087224), (32080, 12284236), (37624, 10474120), (41792, 9429515), (47030, 8379296), (52240, 7543612), (64160, 6142118), (75248, 5237060), (94060, 4189648), (104480, 3771806), (128320, 3071059), (150496, 2618530), (188120, 2094824), (208960, 1885903), (261853, 1504960), (300992, 1309265), (376240, 1047412), (523706, 752480)]