25867380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{509}}^1$

素因数の和:550

約数の個数: 144

約数和(自身を含む): 91163520

約数和(自身を除く): 65296140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 462, 484, 509, 605, 660, 726, 770, 847, 924, 1018, 1155, 1210, 1452, 1527, 1540, 1694, 1815, 2036, 2310, 2420, 2541, 2545, 3054, 3388, 3563, 3630, 4235, 4620, 5082, 5090, 5599, 6108, 7126, 7260, 7635, 8470, 10164, 10180, 10689, 11198, 12705, 14252, 15270, 16797, 16940, 17815, 21378, 22396, 25410, 27995, 30540, 33594, 35630, 39193, 42756, 50820, 53445, 55990, 61589, 67188, 71260, 78386, 83985, 106890, 111980, 117579, 123178, 156772, 167970, 184767, 195965, 213780, 235158, 246356, 307945, 335940, 369534, 391930, 431123, 470316, 587895, 615890, 739068, 783860, 862246, 923835, 1175790, 1231780, 1293369, 1724492, 1847670, 2155615, 2351580, 2586738, 3695340, 4311230, 5173476, 6466845, 8622460, 12933690, 25867380]

約数ペア:

[(1, 25867380), (2, 12933690), (3, 8622460), (4, 6466845), (5, 5173476), (6, 4311230), (7, 3695340), (10, 2586738), (11, 2351580), (12, 2155615), (14, 1847670), (15, 1724492), (20, 1293369), (21, 1231780), (22, 1175790), (28, 923835), (30, 862246), (33, 783860), (35, 739068), (42, 615890), (44, 587895), (55, 470316), (60, 431123), (66, 391930), (70, 369534), (77, 335940), (84, 307945), (105, 246356), (110, 235158), (121, 213780), (132, 195965), (140, 184767), (154, 167970), (165, 156772), (210, 123178), (220, 117579), (231, 111980), (242, 106890), (308, 83985), (330, 78386), (363, 71260), (385, 67188), (420, 61589), (462, 55990), (484, 53445), (509, 50820), (605, 42756), (660, 39193), (726, 35630), (770, 33594), (847, 30540), (924, 27995), (1018, 25410), (1155, 22396), (1210, 21378), (1452, 17815), (1527, 16940), (1540, 16797), (1694, 15270), (1815, 14252), (2036, 12705), (2310, 11198), (2420, 10689), (2541, 10180), (2545, 10164), (3054, 8470), (3388, 7635), (3563, 7260), (3630, 7126), (4235, 6108), (4620, 5599), (5082, 5090)]