48780125

素因数分解:

$5^3\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 48

約数和(自身を含む): 68470272

約数和(自身を除く): 19690147

約数列:

[1, 5, 19, 23, 25, 47, 95, 115, 125, 235, 361, 437, 475, 575, 893, 1081, 1175, 1805, 2185, 2375, 2875, 4465, 5405, 5875, 8303, 9025, 10925, 16967, 20539, 22325, 27025, 41515, 45125, 54625, 84835, 102695, 111625, 135125, 207575, 390241, 424175, 513475, 1037875, 1951205, 2120875, 2567375, 9756025, 48780125]

約数ペア:

[(1, 48780125), (5, 9756025), (19, 2567375), (23, 2120875), (25, 1951205), (47, 1037875), (95, 513475), (115, 424175), (125, 390241), (235, 207575), (361, 135125), (437, 111625), (475, 102695), (575, 84835), (893, 54625), (1081, 45125), (1175, 41515), (1805, 27025), (2185, 22325), (2375, 20539), (2875, 16967), (4465, 10925), (5405, 9025), (5875, 8303)]