194639325

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{997}}^1$

素因数の和:1166

約数の個数: 48

約数和(自身を含む): 341555520

約数和(自身を除く): 146916195

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 137, 285, 411, 475, 685, 997, 1425, 2055, 2603, 2991, 3425, 4985, 7809, 10275, 13015, 14955, 18943, 24925, 39045, 56829, 65075, 74775, 94715, 136589, 195225, 284145, 409767, 473575, 682945, 1420725, 2048835, 2595191, 3414725, 7785573, 10244175, 12975955, 38927865, 64879775, 194639325]

約数ペア:

[(1, 194639325), (3, 64879775), (5, 38927865), (15, 12975955), (19, 10244175), (25, 7785573), (57, 3414725), (75, 2595191), (95, 2048835), (137, 1420725), (285, 682945), (411, 473575), (475, 409767), (685, 284145), (997, 195225), (1425, 136589), (2055, 94715), (2603, 74775), (2991, 65075), (3425, 56829), (4985, 39045), (7809, 24925), (10275, 18943), (13015, 14955)]