49389440

素因数分解:

$2^7\times 5^1\times {\mathrm{77171}}^1$

素因数の和:77190

約数の個数: 32

約数和(自身を含む): 118073160

約数和(自身を除く): 68683720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 77171, 154342, 308684, 385855, 617368, 771710, 1234736, 1543420, 2469472, 3086840, 4938944, 6173680, 9877888, 12347360, 24694720, 49389440]

約数ペア:

[(1, 49389440), (2, 24694720), (4, 12347360), (5, 9877888), (8, 6173680), (10, 4938944), (16, 3086840), (20, 2469472), (32, 1543420), (40, 1234736), (64, 771710), (80, 617368), (128, 385855), (160, 308684), (320, 154342), (640, 77171)]