20121363025

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{1307}}^1\times {\mathrm{14321}}^1$

素因数の和:15681

約数の個数: 24

約数和(自身を含む): 25552052064

約数和(自身を除く): 5430689039

約数列:

[1, 5, 25, 43, 215, 1075, 1307, 6535, 14321, 32675, 56201, 71605, 281005, 358025, 615803, 1405025, 3079015, 15395075, 18717547, 93587735, 467938675, 804854521, 4024272605, 20121363025]

約数ペア:

[(1, 20121363025), (5, 4024272605), (25, 804854521), (43, 467938675), (215, 93587735), (1075, 18717547), (1307, 15395075), (6535, 3079015), (14321, 1405025), (32675, 615803), (56201, 358025), (71605, 281005)]