81720343370

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2011}}^1\times {\mathrm{86461}}^1$

素因数の和:88526

約数の個数: 32

約数和(自身を含む): 150302774016

約数和(自身を除く): 68582430646

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 2011, 4022, 10055, 20110, 86461, 94517, 172922, 189034, 432305, 472585, 864610, 945170, 4063667, 8127334, 20318335, 40636670, 173873071, 347746142, 869365355, 1738730710, 8172034337, 16344068674, 40860171685, 81720343370]

約数ペア:

[(1, 81720343370), (2, 40860171685), (5, 16344068674), (10, 8172034337), (47, 1738730710), (94, 869365355), (235, 347746142), (470, 173873071), (2011, 40636670), (4022, 20318335), (10055, 8127334), (20110, 4063667), (86461, 945170), (94517, 864610), (172922, 472585), (189034, 432305)]