174985275

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1871}}^1$

素因数の和:1956

約数の個数: 48

約数和(自身を含む): 306408960

約数和(自身を除く): 131423685

約数列:

[1, 3, 5, 15, 25, 29, 43, 75, 87, 129, 145, 215, 435, 645, 725, 1075, 1247, 1871, 2175, 3225, 3741, 5613, 6235, 9355, 18705, 28065, 31175, 46775, 54259, 80453, 93525, 140325, 162777, 241359, 271295, 402265, 813885, 1206795, 1356475, 2011325, 2333137, 4069425, 6033975, 6999411, 11665685, 34997055, 58328425, 174985275]

約数ペア:

[(1, 174985275), (3, 58328425), (5, 34997055), (15, 11665685), (25, 6999411), (29, 6033975), (43, 4069425), (75, 2333137), (87, 2011325), (129, 1356475), (145, 1206795), (215, 813885), (435, 402265), (645, 271295), (725, 241359), (1075, 162777), (1247, 140325), (1871, 93525), (2175, 80453), (3225, 54259), (3741, 46775), (5613, 31175), (6235, 28065), (9355, 18705)]