138413450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12757}}^1$

素因数の和:12807

約数の個数: 48

約数和(自身を含む): 303742464

約数和(自身を除く): 165329014

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 155, 175, 217, 310, 350, 434, 775, 1085, 1550, 2170, 5425, 10850, 12757, 25514, 63785, 89299, 127570, 178598, 318925, 395467, 446495, 637850, 790934, 892990, 1977335, 2232475, 2768269, 3954670, 4464950, 5536538, 9886675, 13841345, 19773350, 27682690, 69206725, 138413450]

約数ペア:

[(1, 138413450), (2, 69206725), (5, 27682690), (7, 19773350), (10, 13841345), (14, 9886675), (25, 5536538), (31, 4464950), (35, 3954670), (50, 2768269), (62, 2232475), (70, 1977335), (155, 892990), (175, 790934), (217, 637850), (310, 446495), (350, 395467), (434, 318925), (775, 178598), (1085, 127570), (1550, 89299), (2170, 63785), (5425, 25514), (10850, 12757)]