210008871025

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{23269681}}^1$

素因数の和:23269729

約数の個数: 18

約数和(自身を含む): 274838214102

約数和(自身を除く): 64829343077

約数列:

[1, 5, 19, 25, 95, 361, 475, 1805, 9025, 23269681, 116348405, 442123939, 581742025, 2210619695, 8400354841, 11053098475, 42001774205, 210008871025]

約数ペア:

[(1, 210008871025), (5, 42001774205), (19, 11053098475), (25, 8400354841), (95, 2210619695), (361, 581742025), (475, 442123939), (1805, 116348405), (9025, 23269681)]