28107175

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1259}}^1$

素因数の和:1335

約数の個数: 24

約数和(自身を含む): 37497600

約数和(自身を除く): 9390425

約数列:

[1, 5, 19, 25, 47, 95, 235, 475, 893, 1175, 1259, 4465, 6295, 22325, 23921, 31475, 59173, 119605, 295865, 598025, 1124287, 1479325, 5621435, 28107175]

約数ペア:

[(1, 28107175), (5, 5621435), (19, 1479325), (25, 1124287), (47, 598025), (95, 295865), (235, 119605), (475, 59173), (893, 31475), (1175, 23921), (1259, 22325), (4465, 6295)]