138766250

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{15859}}^1$

素因数の和:15888

約数の個数: 40

約数和(自身を含む): 297279840

約数和(自身を除く): 158513590

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 625, 875, 1250, 1750, 4375, 8750, 15859, 31718, 79295, 111013, 158590, 222026, 396475, 555065, 792950, 1110130, 1982375, 2775325, 3964750, 5550650, 9911875, 13876625, 19823750, 27753250, 69383125, 138766250]

約数ペア:

[(1, 138766250), (2, 69383125), (5, 27753250), (7, 19823750), (10, 13876625), (14, 9911875), (25, 5550650), (35, 3964750), (50, 2775325), (70, 1982375), (125, 1110130), (175, 792950), (250, 555065), (350, 396475), (625, 222026), (875, 158590), (1250, 111013), (1750, 79295), (4375, 31718), (8750, 15859)]