127533890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:615

約数の個数: 64

約数和(自身を含む): 266112000

約数和(自身を除く): 138578110

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 139, 190, 209, 278, 418, 439, 695, 878, 1045, 1390, 1529, 2090, 2195, 2641, 3058, 4390, 4829, 5282, 7645, 8341, 9658, 13205, 15290, 16682, 24145, 26410, 29051, 41705, 48290, 58102, 61021, 83410, 91751, 122042, 145255, 183502, 290510, 305105, 458755, 610210, 671231, 917510, 1159399, 1342462, 2318798, 3356155, 5796995, 6712310, 11593990, 12753389, 25506778, 63766945, 127533890]

約数ペア:

[(1, 127533890), (2, 63766945), (5, 25506778), (10, 12753389), (11, 11593990), (19, 6712310), (22, 5796995), (38, 3356155), (55, 2318798), (95, 1342462), (110, 1159399), (139, 917510), (190, 671231), (209, 610210), (278, 458755), (418, 305105), (439, 290510), (695, 183502), (878, 145255), (1045, 122042), (1390, 91751), (1529, 83410), (2090, 61021), (2195, 58102), (2641, 48290), (3058, 41705), (4390, 29051), (4829, 26410), (5282, 24145), (7645, 16682), (8341, 15290), (9658, 13205)]