1629725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 24

約数和(自身を含む): 2202240

約数和(自身を除く): 572515

約数列:

[1, 5, 19, 25, 47, 73, 95, 235, 365, 475, 893, 1175, 1387, 1825, 3431, 4465, 6935, 17155, 22325, 34675, 65189, 85775, 325945, 1629725]

約数ペア:

[(1, 1629725), (5, 325945), (19, 85775), (25, 65189), (47, 34675), (73, 22325), (95, 17155), (235, 6935), (365, 4465), (475, 3431), (893, 1825), (1175, 1387)]