156931904120

素因数分解:

$2^3\times 5^1\times {\mathrm{10891}}^1\times {\mathrm{360233}}^1$

素因数の和:371135

約数の個数: 32

約数和(自身を含む): 353130185520

約数和(自身を除く): 196198281400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 10891, 21782, 43564, 54455, 87128, 108910, 217820, 360233, 435640, 720466, 1440932, 1801165, 2881864, 3602330, 7204660, 14409320, 3923297603, 7846595206, 15693190412, 19616488015, 31386380824, 39232976030, 78465952060, 156931904120]

約数ペア:

[(1, 156931904120), (2, 78465952060), (4, 39232976030), (5, 31386380824), (8, 19616488015), (10, 15693190412), (20, 7846595206), (40, 3923297603), (10891, 14409320), (21782, 7204660), (43564, 3602330), (54455, 2881864), (87128, 1801165), (108910, 1440932), (217820, 720466), (360233, 435640)]