15678988565

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2129}}^1\times {\mathrm{3767}}^1$

素因数の和:5941

約数の個数: 32

約数和(自身を含む): 20802977280

約数和(自身を除く): 5123988715

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 2129, 3767, 10645, 18835, 36193, 48967, 64039, 86641, 180965, 244835, 320195, 433205, 832439, 1472897, 4162195, 7364485, 8019943, 40099715, 136339031, 184458689, 681695155, 922293445, 3135797713, 15678988565]

約数ペア:

[(1, 15678988565), (5, 3135797713), (17, 922293445), (23, 681695155), (85, 184458689), (115, 136339031), (391, 40099715), (1955, 8019943), (2129, 7364485), (3767, 4162195), (10645, 1472897), (18835, 832439), (36193, 433205), (48967, 320195), (64039, 244835), (86641, 180965)]