4978475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:299

約数の個数: 24

約数和(自身を含む): 6666240

約数和(自身を除く): 1687765

約数列:

[1, 5, 19, 25, 47, 95, 223, 235, 475, 893, 1115, 1175, 4237, 4465, 5575, 10481, 21185, 22325, 52405, 105925, 199139, 262025, 995695, 4978475]

約数ペア:

[(1, 4978475), (5, 995695), (19, 262025), (25, 199139), (47, 105925), (95, 52405), (223, 22325), (235, 21185), (475, 10481), (893, 5575), (1115, 4465), (1175, 4237)]