142025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:65

約数の個数: 24

約数和(自身を含む): 208320

約数和(自身を除く): 66295

約数列:

[1, 5, 13, 19, 23, 25, 65, 95, 115, 247, 299, 325, 437, 475, 575, 1235, 1495, 2185, 5681, 6175, 7475, 10925, 28405, 142025]

約数ペア:

[(1, 142025), (5, 28405), (13, 10925), (19, 7475), (23, 6175), (25, 5681), (65, 2185), (95, 1495), (115, 1235), (247, 575), (299, 475), (325, 437)]