49781120

素因数分解:

$2^7\times 5^1\times {\mathrm{77783}}^1$

素因数の和:77802

約数の個数: 32

約数和(自身を含む): 119009520

約数和(自身を除く): 69228400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 77783, 155566, 311132, 388915, 622264, 777830, 1244528, 1555660, 2489056, 3111320, 4978112, 6222640, 9956224, 12445280, 24890560, 49781120]

約数ペア:

[(1, 49781120), (2, 24890560), (4, 12445280), (5, 9956224), (8, 6222640), (10, 4978112), (16, 3111320), (20, 2489056), (32, 1555660), (40, 1244528), (64, 777830), (80, 622264), (128, 388915), (160, 311132), (320, 155566), (640, 77783)]