81551804

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{367}}^1\times {\mathrm{761}}^1$

素因数の和:1205

約数の個数: 24

約数和(自身を含む): 145255488

約数和(自身を除く): 63703684

約数列:

[1, 2, 4, 73, 146, 292, 367, 734, 761, 1468, 1522, 3044, 26791, 53582, 55553, 107164, 111106, 222212, 279287, 558574, 1117148, 20387951, 40775902, 81551804]

約数ペア:

[(1, 81551804), (2, 40775902), (4, 20387951), (73, 1117148), (146, 558574), (292, 279287), (367, 222212), (734, 111106), (761, 107164), (1468, 55553), (1522, 53582), (3044, 26791)]