124747120

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{15439}}^1$

素因数の和:15553

約数の個数: 40

約数和(自身を含む): 292927680

約数和(自身を除く): 168180560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 15439, 30878, 61756, 77195, 123512, 154390, 247024, 308780, 617560, 1235120, 1559339, 3118678, 6237356, 7796695, 12474712, 15593390, 24949424, 31186780, 62373560, 124747120]

約数ペア:

[(1, 124747120), (2, 62373560), (4, 31186780), (5, 24949424), (8, 15593390), (10, 12474712), (16, 7796695), (20, 6237356), (40, 3118678), (80, 1559339), (101, 1235120), (202, 617560), (404, 308780), (505, 247024), (808, 154390), (1010, 123512), (1616, 77195), (2020, 61756), (4040, 30878), (8080, 15439)]