991854650

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{439}}^1\times {\mathrm{619}}^1$

素因数の和:1143

約数の個数: 48

約数和(自身を含む): 1877409600

約数和(自身を除く): 885554950

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 365, 439, 619, 730, 878, 1238, 1825, 2195, 3095, 3650, 4390, 6190, 10975, 15475, 21950, 30950, 32047, 45187, 64094, 90374, 160235, 225935, 271741, 320470, 451870, 543482, 801175, 1129675, 1358705, 1602350, 2259350, 2717410, 6793525, 13587050, 19837093, 39674186, 99185465, 198370930, 495927325, 991854650]

約数ペア:

[(1, 991854650), (2, 495927325), (5, 198370930), (10, 99185465), (25, 39674186), (50, 19837093), (73, 13587050), (146, 6793525), (365, 2717410), (439, 2259350), (619, 1602350), (730, 1358705), (878, 1129675), (1238, 801175), (1825, 543482), (2195, 451870), (3095, 320470), (3650, 271741), (4390, 225935), (6190, 160235), (10975, 90374), (15475, 64094), (21950, 45187), (30950, 32047)]