25867075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 37497600

約数和(自身を除く): 11630525

約数列:

[1, 5, 13, 19, 25, 59, 65, 71, 95, 247, 295, 325, 355, 475, 767, 923, 1121, 1235, 1349, 1475, 1775, 3835, 4189, 4615, 5605, 6175, 6745, 14573, 17537, 19175, 20945, 23075, 28025, 33725, 54457, 72865, 79591, 87685, 104725, 272285, 364325, 397955, 438425, 1034683, 1361425, 1989775, 5173415, 25867075]

約数ペア:

[(1, 25867075), (5, 5173415), (13, 1989775), (19, 1361425), (25, 1034683), (59, 438425), (65, 397955), (71, 364325), (95, 272285), (247, 104725), (295, 87685), (325, 79591), (355, 72865), (475, 54457), (767, 33725), (923, 28025), (1121, 23075), (1235, 20945), (1349, 19175), (1475, 17537), (1775, 14573), (3835, 6745), (4189, 6175), (4615, 5605)]