72604090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{42961}}^1$

素因数の和:42994

約数の個数: 24

約数和(自身を含む): 141516828

約数和(自身を除く): 68912738

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 42961, 85922, 214805, 429610, 558493, 1116986, 2792465, 5584930, 7260409, 14520818, 36302045, 72604090]

約数ペア:

[(1, 72604090), (2, 36302045), (5, 14520818), (10, 7260409), (13, 5584930), (26, 2792465), (65, 1116986), (130, 558493), (169, 429610), (338, 214805), (845, 85922), (1690, 42961)]