149703880

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{13913}}^1$

素因数の和:14193

約数の個数: 32

約数和(自身を含む): 338110200

約数和(自身を除く): 188406320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 10760, 13913, 27826, 55652, 69565, 111304, 139130, 278260, 556520, 3742597, 7485194, 14970388, 18712985, 29940776, 37425970, 74851940, 149703880]

約数ペア:

[(1, 149703880), (2, 74851940), (4, 37425970), (5, 29940776), (8, 18712985), (10, 14970388), (20, 7485194), (40, 3742597), (269, 556520), (538, 278260), (1076, 139130), (1345, 111304), (2152, 69565), (2690, 55652), (5380, 27826), (10760, 13913)]