31523870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 68584320

約数和(自身を除く): 37060450

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 53, 58, 70, 106, 145, 203, 265, 290, 293, 371, 406, 530, 586, 742, 1015, 1465, 1537, 1855, 2030, 2051, 2930, 3074, 3710, 4102, 7685, 8497, 10255, 10759, 15370, 15529, 16994, 20510, 21518, 31058, 42485, 53795, 59479, 77645, 84970, 107590, 108703, 118958, 155290, 217406, 297395, 450341, 543515, 594790, 900682, 1087030, 2251705, 3152387, 4503410, 6304774, 15761935, 31523870]

約数ペア:

[(1, 31523870), (2, 15761935), (5, 6304774), (7, 4503410), (10, 3152387), (14, 2251705), (29, 1087030), (35, 900682), (53, 594790), (58, 543515), (70, 450341), (106, 297395), (145, 217406), (203, 155290), (265, 118958), (290, 108703), (293, 107590), (371, 84970), (406, 77645), (530, 59479), (586, 53795), (742, 42485), (1015, 31058), (1465, 21518), (1537, 20510), (1855, 16994), (2030, 15529), (2051, 15370), (2930, 10759), (3074, 10255), (3710, 8497), (4102, 7685)]