5200261520

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{915539}}^1$

素因数の和:915623

約数の個数: 40

約数和(自身を含む): 12260911680

約数和(自身を除く): 7060650160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 915539, 1831078, 3662156, 4577695, 7324312, 9155390, 14648624, 18310780, 36621560, 65003269, 73243120, 130006538, 260013076, 325016345, 520026152, 650032690, 1040052304, 1300065380, 2600130760, 5200261520]

約数ペア:

[(1, 5200261520), (2, 2600130760), (4, 1300065380), (5, 1040052304), (8, 650032690), (10, 520026152), (16, 325016345), (20, 260013076), (40, 130006538), (71, 73243120), (80, 65003269), (142, 36621560), (284, 18310780), (355, 14648624), (568, 9155390), (710, 7324312), (1136, 4577695), (1420, 3662156), (2840, 1831078), (5680, 915539)]