657960128

素因数分解:

$2^6\times 7^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1$

素因数の和:490

約数の個数: 112

約数和(自身を含む): 1546945344

約数和(自身を除く): 888985216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 113, 164, 224, 226, 287, 317, 328, 448, 452, 574, 634, 656, 791, 904, 1148, 1268, 1312, 1582, 1808, 2219, 2296, 2536, 2624, 3164, 3616, 4438, 4592, 4633, 5072, 6328, 7232, 8876, 9184, 9266, 10144, 12656, 12997, 17752, 18368, 18532, 20288, 25312, 25994, 32431, 35504, 35821, 37064, 50624, 51988, 64862, 71008, 71642, 74128, 90979, 103976, 129724, 142016, 143284, 148256, 181958, 207952, 250747, 259448, 286568, 296512, 363916, 415904, 501494, 518896, 573136, 727832, 831808, 1002988, 1037792, 1146272, 1455664, 1468661, 2005976, 2075584, 2292544, 2911328, 2937322, 4011952, 5822656, 5874644, 8023904, 10280627, 11749288, 16047808, 20561254, 23498576, 41122508, 46997152, 82245016, 93994304, 164490032, 328980064, 657960128]

約数ペア:

[(1, 657960128), (2, 328980064), (4, 164490032), (7, 93994304), (8, 82245016), (14, 46997152), (16, 41122508), (28, 23498576), (32, 20561254), (41, 16047808), (56, 11749288), (64, 10280627), (82, 8023904), (112, 5874644), (113, 5822656), (164, 4011952), (224, 2937322), (226, 2911328), (287, 2292544), (317, 2075584), (328, 2005976), (448, 1468661), (452, 1455664), (574, 1146272), (634, 1037792), (656, 1002988), (791, 831808), (904, 727832), (1148, 573136), (1268, 518896), (1312, 501494), (1582, 415904), (1808, 363916), (2219, 296512), (2296, 286568), (2536, 259448), (2624, 250747), (3164, 207952), (3616, 181958), (4438, 148256), (4592, 143284), (4633, 142016), (5072, 129724), (6328, 103976), (7232, 90979), (8876, 74128), (9184, 71642), (9266, 71008), (10144, 64862), (12656, 51988), (12997, 50624), (17752, 37064), (18368, 35821), (18532, 35504), (20288, 32431), (25312, 25994)]