61780150

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 120126240

約数和(自身を除く): 58346090

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 137, 145, 274, 290, 311, 622, 685, 725, 1370, 1450, 1555, 3110, 3425, 3973, 6850, 7775, 7946, 9019, 15550, 18038, 19865, 39730, 42607, 45095, 85214, 90190, 99325, 198650, 213035, 225475, 426070, 450950, 1065175, 1235603, 2130350, 2471206, 6178015, 12356030, 30890075, 61780150]

約数ペア:

[(1, 61780150), (2, 30890075), (5, 12356030), (10, 6178015), (25, 2471206), (29, 2130350), (50, 1235603), (58, 1065175), (137, 450950), (145, 426070), (274, 225475), (290, 213035), (311, 198650), (622, 99325), (685, 90190), (725, 85214), (1370, 45095), (1450, 42607), (1555, 39730), (3110, 19865), (3425, 18038), (3973, 15550), (6850, 9019), (7775, 7946)]