56687605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 81651024

約数和(自身を除く): 24963419

約数列:

[1, 5, 13, 17, 29, 61, 65, 85, 145, 221, 305, 377, 493, 793, 841, 1037, 1105, 1769, 1885, 2465, 3965, 4205, 5185, 6409, 8845, 10933, 13481, 14297, 22997, 30073, 32045, 51301, 54665, 67405, 71485, 114985, 150365, 185861, 256505, 390949, 666913, 872117, 929305, 1954745, 3334565, 4360585, 11337521, 56687605]

約数ペア:

[(1, 56687605), (5, 11337521), (13, 4360585), (17, 3334565), (29, 1954745), (61, 929305), (65, 872117), (85, 666913), (145, 390949), (221, 256505), (305, 185861), (377, 150365), (493, 114985), (793, 71485), (841, 67405), (1037, 54665), (1105, 51301), (1769, 32045), (1885, 30073), (2465, 22997), (3965, 14297), (4205, 13481), (5185, 10933), (6409, 8845)]