16428100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12637}}^1$

素因数の和:12664

約数の個数: 36

約数和(自身を含む): 38394244

約数和(自身を除く): 21966144

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 12637, 25274, 50548, 63185, 126370, 164281, 252740, 315925, 328562, 631850, 657124, 821405, 1263700, 1642810, 3285620, 4107025, 8214050, 16428100]

約数ペア:

[(1, 16428100), (2, 8214050), (4, 4107025), (5, 3285620), (10, 1642810), (13, 1263700), (20, 821405), (25, 657124), (26, 631850), (50, 328562), (52, 315925), (65, 252740), (100, 164281), (130, 126370), (260, 63185), (325, 50548), (650, 25274), (1300, 12637)]