81144076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{2473}}^1$

素因数の和:3121

約数の個数: 24

約数和(自身を含む): 153229664

約数和(自身を除く): 72085588

約数列:

[1, 2, 4, 13, 26, 52, 631, 1262, 2473, 2524, 4946, 8203, 9892, 16406, 32149, 32812, 64298, 128596, 1560463, 3120926, 6241852, 20286019, 40572038, 81144076]

約数ペア:

[(1, 81144076), (2, 40572038), (4, 20286019), (13, 6241852), (26, 3120926), (52, 1560463), (631, 128596), (1262, 64298), (2473, 32812), (2524, 32149), (4946, 16406), (8203, 9892)]