253646450

素因数分解:

$2^1\times 5^2\times {\mathrm{991}}^1\times {\mathrm{5119}}^1$

素因数の和:6122

約数の個数: 24

約数和(自身を含む): 472350720

約数和(自身を除く): 218704270

約数列:

[1, 2, 5, 10, 25, 50, 991, 1982, 4955, 5119, 9910, 10238, 24775, 25595, 49550, 51190, 127975, 255950, 5072929, 10145858, 25364645, 50729290, 126823225, 253646450]

約数ペア:

[(1, 253646450), (2, 126823225), (5, 50729290), (10, 25364645), (25, 10145858), (50, 5072929), (991, 255950), (1982, 127975), (4955, 51190), (5119, 49550), (9910, 25595), (10238, 24775)]