13039100

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{1291}}^1$

素因数の和:1406

約数の個数: 36

約数和(自身を含む): 28597128

約数和(自身を除く): 15558028

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 202, 404, 505, 1010, 1291, 2020, 2525, 2582, 5050, 5164, 6455, 10100, 12910, 25820, 32275, 64550, 129100, 130391, 260782, 521564, 651955, 1303910, 2607820, 3259775, 6519550, 13039100]

約数ペア:

[(1, 13039100), (2, 6519550), (4, 3259775), (5, 2607820), (10, 1303910), (20, 651955), (25, 521564), (50, 260782), (100, 130391), (101, 129100), (202, 64550), (404, 32275), (505, 25820), (1010, 12910), (1291, 10100), (2020, 6455), (2525, 5164), (2582, 5050)]