61530872

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{641}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 126884880

約数和(自身を除く): 65354008

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 169, 284, 338, 568, 641, 676, 923, 1282, 1352, 1846, 2564, 3692, 5128, 7384, 8333, 11999, 16666, 23998, 33332, 45511, 47996, 66664, 91022, 95992, 108329, 182044, 216658, 364088, 433316, 591643, 866632, 1183286, 2366572, 4733144, 7691359, 15382718, 30765436, 61530872]

約数ペア:

[(1, 61530872), (2, 30765436), (4, 15382718), (8, 7691359), (13, 4733144), (26, 2366572), (52, 1183286), (71, 866632), (104, 591643), (142, 433316), (169, 364088), (284, 216658), (338, 182044), (568, 108329), (641, 95992), (676, 91022), (923, 66664), (1282, 47996), (1352, 45511), (1846, 33332), (2564, 23998), (3692, 16666), (5128, 11999), (7384, 8333)]