25915175

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{659}}^1$

素因数の和:704

約数の個数: 36

約数和(自身を含む): 38096520

約数和(自身を除く): 12181345

約数列:

[1, 5, 11, 13, 25, 55, 65, 121, 143, 275, 325, 605, 659, 715, 1573, 3025, 3295, 3575, 7249, 7865, 8567, 16475, 36245, 39325, 42835, 79739, 94237, 181225, 214175, 398695, 471185, 1036607, 1993475, 2355925, 5183035, 25915175]

約数ペア:

[(1, 25915175), (5, 5183035), (11, 2355925), (13, 1993475), (25, 1036607), (55, 471185), (65, 398695), (121, 214175), (143, 181225), (275, 94237), (325, 79739), (605, 42835), (659, 39325), (715, 36245), (1573, 16475), (3025, 8567), (3295, 7865), (3575, 7249)]