129991840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73859}}^1$

素因数の和:73885

約数の個数: 48

約数和(自身を含む): 335028960

約数和(自身を除く): 205037120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 73859, 147718, 295436, 369295, 590872, 738590, 812449, 1181744, 1477180, 1624898, 2363488, 2954360, 3249796, 4062245, 5908720, 6499592, 8124490, 11817440, 12999184, 16248980, 25998368, 32497960, 64995920, 129991840]

約数ペア:

[(1, 129991840), (2, 64995920), (4, 32497960), (5, 25998368), (8, 16248980), (10, 12999184), (11, 11817440), (16, 8124490), (20, 6499592), (22, 5908720), (32, 4062245), (40, 3249796), (44, 2954360), (55, 2363488), (80, 1624898), (88, 1477180), (110, 1181744), (160, 812449), (176, 738590), (220, 590872), (352, 369295), (440, 295436), (880, 147718), (1760, 73859)]