77880010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{3041}}^1$

素因数の和:3258

約数の個数: 32

約数和(自身を含む): 151783632

約数和(自身を除く): 73903622

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 394, 985, 1970, 2561, 3041, 5122, 6082, 12805, 15205, 25610, 30410, 39533, 79066, 197665, 395330, 599077, 1198154, 2995385, 5990770, 7788001, 15576002, 38940005, 77880010]

約数ペア:

[(1, 77880010), (2, 38940005), (5, 15576002), (10, 7788001), (13, 5990770), (26, 2995385), (65, 1198154), (130, 599077), (197, 395330), (394, 197665), (985, 79066), (1970, 39533), (2561, 30410), (3041, 25610), (5122, 15205), (6082, 12805)]