25689418

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:282

約数の個数: 32

約数和(自身を含む): 41582160

約数和(自身を除く): 15892742

約数列:

[1, 2, 29, 53, 58, 61, 106, 122, 137, 274, 1537, 1769, 3074, 3233, 3538, 3973, 6466, 7261, 7946, 8357, 14522, 16714, 93757, 187514, 210569, 242353, 421138, 442921, 484706, 885842, 12844709, 25689418]

約数ペア:

[(1, 25689418), (2, 12844709), (29, 885842), (53, 484706), (58, 442921), (61, 421138), (106, 242353), (122, 210569), (137, 187514), (274, 93757), (1537, 16714), (1769, 14522), (3074, 8357), (3233, 7946), (3538, 7261), (3973, 6466)]