25525290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{617}}^1$

素因数の和:831

約数の個数: 64

約数和(自身を含む): 70481664

約数和(自身を除く): 44956374

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 197, 210, 394, 591, 617, 985, 1182, 1234, 1379, 1851, 1970, 2758, 2955, 3085, 3702, 4137, 4319, 5910, 6170, 6895, 8274, 8638, 9255, 12957, 13790, 18510, 20685, 21595, 25914, 41370, 43190, 64785, 121549, 129570, 243098, 364647, 607745, 729294, 850843, 1215490, 1701686, 1823235, 2552529, 3646470, 4254215, 5105058, 8508430, 12762645, 25525290]

約数ペア:

[(1, 25525290), (2, 12762645), (3, 8508430), (5, 5105058), (6, 4254215), (7, 3646470), (10, 2552529), (14, 1823235), (15, 1701686), (21, 1215490), (30, 850843), (35, 729294), (42, 607745), (70, 364647), (105, 243098), (197, 129570), (210, 121549), (394, 64785), (591, 43190), (617, 41370), (985, 25914), (1182, 21595), (1234, 20685), (1379, 18510), (1851, 13790), (1970, 12957), (2758, 9255), (2955, 8638), (3085, 8274), (3702, 6895), (4137, 6170), (4319, 5910)]