127871840

素因数分解:

$2^5\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2971}}^1$

素因数の和:3255

約数の個数: 48

約数和(自身を含む): 303322320

約数和(自身を除く): 175450480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 269, 538, 1076, 1345, 2152, 2690, 2971, 4304, 5380, 5942, 8608, 10760, 11884, 14855, 21520, 23768, 29710, 43040, 47536, 59420, 95072, 118840, 237680, 475360, 799199, 1598398, 3196796, 3995995, 6393592, 7991990, 12787184, 15983980, 25574368, 31967960, 63935920, 127871840]

約数ペア:

[(1, 127871840), (2, 63935920), (4, 31967960), (5, 25574368), (8, 15983980), (10, 12787184), (16, 7991990), (20, 6393592), (32, 3995995), (40, 3196796), (80, 1598398), (160, 799199), (269, 475360), (538, 237680), (1076, 118840), (1345, 95072), (2152, 59420), (2690, 47536), (2971, 43040), (4304, 29710), (5380, 23768), (5942, 21520), (8608, 14855), (10760, 11884)]