131666340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{168803}}^1$

素因数の和:168828

約数の個数: 48

約数和(自身を含む): 397027008

約数和(自身を除く): 265360668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 168803, 337606, 506409, 675212, 844015, 1012818, 1688030, 2025636, 2194439, 2532045, 3376060, 4388878, 5064090, 6583317, 8777756, 10128180, 10972195, 13166634, 21944390, 26333268, 32916585, 43888780, 65833170, 131666340]

約数ペア:

[(1, 131666340), (2, 65833170), (3, 43888780), (4, 32916585), (5, 26333268), (6, 21944390), (10, 13166634), (12, 10972195), (13, 10128180), (15, 8777756), (20, 6583317), (26, 5064090), (30, 4388878), (39, 3376060), (52, 2532045), (60, 2194439), (65, 2025636), (78, 1688030), (130, 1012818), (156, 844015), (195, 675212), (260, 506409), (390, 337606), (780, 168803)]