161258510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{17321}}^1$

素因数の和:17361

約数の個数: 48

約数和(自身を含む): 355447440

約数和(自身を除く): 194188930

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 4655, 9310, 17321, 34642, 86605, 121247, 173210, 242494, 329099, 606235, 658198, 848729, 1212470, 1645495, 1697458, 2303693, 3290990, 4243645, 4607386, 8487290, 11518465, 16125851, 23036930, 32251702, 80629255, 161258510]

約数ペア:

[(1, 161258510), (2, 80629255), (5, 32251702), (7, 23036930), (10, 16125851), (14, 11518465), (19, 8487290), (35, 4607386), (38, 4243645), (49, 3290990), (70, 2303693), (95, 1697458), (98, 1645495), (133, 1212470), (190, 848729), (245, 658198), (266, 606235), (490, 329099), (665, 242494), (931, 173210), (1330, 121247), (1862, 86605), (4655, 34642), (9310, 17321)]