87105260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{1249}}^1$

素因数の和:1586

約数の個数: 48

約数和(自身を含む): 200340000

約数和(自身を除く): 113234740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 317, 634, 1249, 1268, 1585, 2498, 3170, 3487, 4996, 6245, 6340, 6974, 12490, 13739, 13948, 17435, 24980, 27478, 34870, 54956, 68695, 69740, 137390, 274780, 395933, 791866, 1583732, 1979665, 3959330, 4355263, 7918660, 8710526, 17421052, 21776315, 43552630, 87105260]

約数ペア:

[(1, 87105260), (2, 43552630), (4, 21776315), (5, 17421052), (10, 8710526), (11, 7918660), (20, 4355263), (22, 3959330), (44, 1979665), (55, 1583732), (110, 791866), (220, 395933), (317, 274780), (634, 137390), (1249, 69740), (1268, 68695), (1585, 54956), (2498, 34870), (3170, 27478), (3487, 24980), (4996, 17435), (6245, 13948), (6340, 13739), (6974, 12490)]