31306100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{6389}}^1$

素因数の和:6417

約数の個数: 54

約数和(自身を含む): 79037910

約数和(自身を除く): 47731810

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, 6389, 12778, 25556, 31945, 44723, 63890, 89446, 127780, 159725, 178892, 223615, 313061, 319450, 447230, 626122, 638900, 894460, 1118075, 1252244, 1565305, 2236150, 3130610, 4472300, 6261220, 7826525, 15653050, 31306100]

約数ペア:

[(1, 31306100), (2, 15653050), (4, 7826525), (5, 6261220), (7, 4472300), (10, 3130610), (14, 2236150), (20, 1565305), (25, 1252244), (28, 1118075), (35, 894460), (49, 638900), (50, 626122), (70, 447230), (98, 319450), (100, 313061), (140, 223615), (175, 178892), (196, 159725), (245, 127780), (350, 89446), (490, 63890), (700, 44723), (980, 31945), (1225, 25556), (2450, 12778), (4900, 6389)]