12763400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4909}}^1$

素因数の和:4938

約数の個数: 48

約数和(自身を含む): 31964100

約数和(自身を除く): 19200700

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 4909, 9818, 19636, 24545, 39272, 49090, 63817, 98180, 122725, 127634, 196360, 245450, 255268, 319085, 490900, 510536, 638170, 981800, 1276340, 1595425, 2552680, 3190850, 6381700, 12763400]

約数ペア:

[(1, 12763400), (2, 6381700), (4, 3190850), (5, 2552680), (8, 1595425), (10, 1276340), (13, 981800), (20, 638170), (25, 510536), (26, 490900), (40, 319085), (50, 255268), (52, 245450), (65, 196360), (100, 127634), (104, 122725), (130, 98180), (200, 63817), (260, 49090), (325, 39272), (520, 24545), (650, 19636), (1300, 9818), (2600, 4909)]