671004080

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{61223}}^1$

素因数の和:61373

約数の個数: 40

約数和(自身を含む): 1571497632

約数和(自身を除く): 900493552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 10960, 61223, 122446, 244892, 306115, 489784, 612230, 979568, 1224460, 2448920, 4897840, 8387551, 16775102, 33550204, 41937755, 67100408, 83875510, 134200816, 167751020, 335502040, 671004080]

約数ペア:

[(1, 671004080), (2, 335502040), (4, 167751020), (5, 134200816), (8, 83875510), (10, 67100408), (16, 41937755), (20, 33550204), (40, 16775102), (80, 8387551), (137, 4897840), (274, 2448920), (548, 1224460), (685, 979568), (1096, 612230), (1370, 489784), (2192, 306115), (2740, 244892), (5480, 122446), (10960, 61223)]