80970148

素因数分解:

$2^2\times 7^2\times {\mathrm{413113}}^1$

素因数の和:413131

約数の個数: 18

約数和(自身を含む): 164832486

約数和(自身を除く): 83862338

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 413113, 826226, 1652452, 2891791, 5783582, 11567164, 20242537, 40485074, 80970148]

約数ペア:

[(1, 80970148), (2, 40485074), (4, 20242537), (7, 11567164), (14, 5783582), (28, 2891791), (49, 1652452), (98, 826226), (196, 413113)]