42763640

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{8161}}^1$

素因数の和:8303

約数の個数: 32

約数和(自身を含む): 96964560

約数和(自身を除く): 54200920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 8161, 16322, 32644, 40805, 65288, 81610, 163220, 326440, 1069091, 2138182, 4276364, 5345455, 8552728, 10690910, 21381820, 42763640]

約数ペア:

[(1, 42763640), (2, 21381820), (4, 10690910), (5, 8552728), (8, 5345455), (10, 4276364), (20, 2138182), (40, 1069091), (131, 326440), (262, 163220), (524, 81610), (655, 65288), (1048, 40805), (1310, 32644), (2620, 16322), (5240, 8161)]