205129903700

素因数分解:

$2^2\times 5^2\times {\mathrm{1481}}^1\times {\mathrm{1385077}}^1$

素因数の和:1386572

約数の個数: 36

約数和(自身を含む): 445432774332

約数和(自身を除く): 240302870632

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1481, 2962, 5924, 7405, 14810, 29620, 37025, 74050, 148100, 1385077, 2770154, 5540308, 6925385, 13850770, 27701540, 34626925, 69253850, 138507700, 2051299037, 4102598074, 8205196148, 10256495185, 20512990370, 41025980740, 51282475925, 102564951850, 205129903700]

約数ペア:

[(1, 205129903700), (2, 102564951850), (4, 51282475925), (5, 41025980740), (10, 20512990370), (20, 10256495185), (25, 8205196148), (50, 4102598074), (100, 2051299037), (1481, 138507700), (2962, 69253850), (5924, 34626925), (7405, 27701540), (14810, 13850770), (29620, 6925385), (37025, 5540308), (74050, 2770154), (148100, 1385077)]