2640225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 5142528

約数和(自身を除く): 2502303

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 75, 105, 107, 141, 175, 235, 321, 329, 525, 535, 705, 749, 987, 1175, 1605, 1645, 2247, 2675, 3525, 3745, 4935, 5029, 8025, 8225, 11235, 15087, 18725, 24675, 25145, 35203, 56175, 75435, 105609, 125725, 176015, 377175, 528045, 880075, 2640225]

約数ペア:

[(1, 2640225), (3, 880075), (5, 528045), (7, 377175), (15, 176015), (21, 125725), (25, 105609), (35, 75435), (47, 56175), (75, 35203), (105, 25145), (107, 24675), (141, 18725), (175, 15087), (235, 11235), (321, 8225), (329, 8025), (525, 5029), (535, 4935), (705, 3745), (749, 3525), (987, 2675), (1175, 2247), (1605, 1645)]