8141900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6263}}^1$

素因数の和:6290

約数の個数: 36

約数和(自身を含む): 19030032

約数和(自身を除く): 10888132

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 6263, 12526, 25052, 31315, 62630, 81419, 125260, 156575, 162838, 313150, 325676, 407095, 626300, 814190, 1628380, 2035475, 4070950, 8141900]

約数ペア:

[(1, 8141900), (2, 4070950), (4, 2035475), (5, 1628380), (10, 814190), (13, 626300), (20, 407095), (25, 325676), (26, 313150), (50, 162838), (52, 156575), (65, 125260), (100, 81419), (130, 62630), (260, 31315), (325, 25052), (650, 12526), (1300, 6263)]