80682512

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{265403}}^1$

素因数の和:265430

約数の個数: 20

約数和(自身を含む): 164550480

約数和(自身を除く): 83867968

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 265403, 530806, 1061612, 2123224, 4246448, 5042657, 10085314, 20170628, 40341256, 80682512]

約数ペア:

[(1, 80682512), (2, 40341256), (4, 20170628), (8, 10085314), (16, 5042657), (19, 4246448), (38, 2123224), (76, 1061612), (152, 530806), (304, 265403)]