136877960

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{12721}}^1$

素因数の和:13001

約数の個数: 32

約数和(自身を含む): 309144600

約数和(自身を除く): 172266640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 10760, 12721, 25442, 50884, 63605, 101768, 127210, 254420, 508840, 3421949, 6843898, 13687796, 17109745, 27375592, 34219490, 68438980, 136877960]

約数ペア:

[(1, 136877960), (2, 68438980), (4, 34219490), (5, 27375592), (8, 17109745), (10, 13687796), (20, 6843898), (40, 3421949), (269, 508840), (538, 254420), (1076, 127210), (1345, 101768), (2152, 63605), (2690, 50884), (5380, 25442), (10760, 12721)]