1645625090

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1\times {\mathrm{4799}}^1$

素因数の和:5506

約数の個数: 32

約数和(自身を含む): 3023308800

約数和(自身を除く): 1377683710

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 647, 1294, 3235, 4799, 6470, 9598, 23995, 34291, 47990, 68582, 171455, 254347, 342910, 508694, 1271735, 2543470, 3104953, 6209906, 15524765, 31049530, 164562509, 329125018, 822812545, 1645625090]

約数ペア:

[(1, 1645625090), (2, 822812545), (5, 329125018), (10, 164562509), (53, 31049530), (106, 15524765), (265, 6209906), (530, 3104953), (647, 2543470), (1294, 1271735), (3235, 508694), (4799, 342910), (6470, 254347), (9598, 171455), (23995, 68582), (34291, 47990)]