25686780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{8737}}^1$

素因数の和:8763

約数の個数: 72

約数和(自身を含む): 83675088

約数和(自身を除く): 57988308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 8737, 17474, 26211, 34948, 43685, 52422, 61159, 87370, 104844, 122318, 131055, 174740, 183477, 244636, 262110, 305795, 366954, 428113, 524220, 611590, 733908, 856226, 917385, 1223180, 1284339, 1712452, 1834770, 2140565, 2568678, 3669540, 4281130, 5137356, 6421695, 8562260, 12843390, 25686780]

約数ペア:

[(1, 25686780), (2, 12843390), (3, 8562260), (4, 6421695), (5, 5137356), (6, 4281130), (7, 3669540), (10, 2568678), (12, 2140565), (14, 1834770), (15, 1712452), (20, 1284339), (21, 1223180), (28, 917385), (30, 856226), (35, 733908), (42, 611590), (49, 524220), (60, 428113), (70, 366954), (84, 305795), (98, 262110), (105, 244636), (140, 183477), (147, 174740), (196, 131055), (210, 122318), (245, 104844), (294, 87370), (420, 61159), (490, 52422), (588, 43685), (735, 34948), (980, 26211), (1470, 17474), (2940, 8737)]