49957760

素因数分解:

$2^7\times 5^1\times {\mathrm{78059}}^1$

素因数の和:78078

約数の個数: 32

約数和(自身を含む): 119431800

約数和(自身を除く): 69474040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 78059, 156118, 312236, 390295, 624472, 780590, 1248944, 1561180, 2497888, 3122360, 4995776, 6244720, 9991552, 12489440, 24978880, 49957760]

約数ペア:

[(1, 49957760), (2, 24978880), (4, 12489440), (5, 9991552), (8, 6244720), (10, 4995776), (16, 3122360), (20, 2497888), (32, 1561180), (40, 1248944), (64, 780590), (80, 624472), (128, 390295), (160, 312236), (320, 156118), (640, 78059)]