252100100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{51449}}^1$

素因数の和:51477

約数の個数: 54

約数和(自身を含む): 636385050

約数和(自身を除く): 384284950

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 51449, 102898, 205796, 257245, 360143, 514490, 720286, 1028980, 1286225, 1440572, 1800715, 2521001, 2572450, 3601430, 5042002, 5144900, 7202860, 9003575, 10084004, 12605005, 18007150, 25210010, 36014300, 50420020, 63025025, 126050050, 252100100]

約数ペア:

[(1, 252100100), (2, 126050050), (4, 63025025), (5, 50420020), (7, 36014300), (10, 25210010), (14, 18007150), (20, 12605005), (25, 10084004), (28, 9003575), (35, 7202860), (49, 5144900), (50, 5042002), (70, 3601430), (98, 2572450), (100, 2521001), (140, 1800715), (175, 1440572), (196, 1286225), (245, 1028980), (350, 720286), (490, 514490), (700, 360143), (980, 257245), (1225, 205796), (2450, 102898), (4900, 51449)]