25245935

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:144

約数の個数: 64

約数和(自身を含む): 39481344

約数和(自身を除く): 14235409

約数列:

[1, 5, 11, 13, 17, 31, 55, 65, 67, 85, 143, 155, 187, 221, 335, 341, 403, 527, 715, 737, 871, 935, 1105, 1139, 1705, 2015, 2077, 2431, 2635, 3685, 4355, 4433, 5695, 5797, 6851, 9581, 10385, 12155, 12529, 14807, 22165, 22847, 27001, 28985, 34255, 35309, 47905, 62645, 74035, 75361, 114235, 135005, 162877, 176545, 297011, 376805, 388399, 459017, 814385, 1485055, 1941995, 2295085, 5049187, 25245935]

約数ペア:

[(1, 25245935), (5, 5049187), (11, 2295085), (13, 1941995), (17, 1485055), (31, 814385), (55, 459017), (65, 388399), (67, 376805), (85, 297011), (143, 176545), (155, 162877), (187, 135005), (221, 114235), (335, 75361), (341, 74035), (403, 62645), (527, 47905), (715, 35309), (737, 34255), (871, 28985), (935, 27001), (1105, 22847), (1139, 22165), (1705, 14807), (2015, 12529), (2077, 12155), (2431, 10385), (2635, 9581), (3685, 6851), (4355, 5797), (4433, 5695)]