97687820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157561}}^1$

素因数の和:157601

約数の個数: 24

約数和(自身を含む): 211763328

約数和(自身を除く): 114075508

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 157561, 315122, 630244, 787805, 1575610, 3151220, 4884391, 9768782, 19537564, 24421955, 48843910, 97687820]

約数ペア:

[(1, 97687820), (2, 48843910), (4, 24421955), (5, 19537564), (10, 9768782), (20, 4884391), (31, 3151220), (62, 1575610), (124, 787805), (155, 630244), (310, 315122), (620, 157561)]