43640528

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:651

約数の個数: 40

約数和(自身を含む): 87339648

約数和(自身を除く): 43699120

約数列:

[1, 2, 4, 8, 16, 43, 86, 137, 172, 274, 344, 463, 548, 688, 926, 1096, 1852, 2192, 3704, 5891, 7408, 11782, 19909, 23564, 39818, 47128, 63431, 79636, 94256, 126862, 159272, 253724, 318544, 507448, 1014896, 2727533, 5455066, 10910132, 21820264, 43640528]

約数ペア:

[(1, 43640528), (2, 21820264), (4, 10910132), (8, 5455066), (16, 2727533), (43, 1014896), (86, 507448), (137, 318544), (172, 253724), (274, 159272), (344, 126862), (463, 94256), (548, 79636), (688, 63431), (926, 47128), (1096, 39818), (1852, 23564), (2192, 19909), (3704, 11782), (5891, 7408)]