69441920

素因数分解:

$2^7\times 5^1\times {\mathrm{108503}}^1$

素因数の和:108522

約数の個数: 32

約数和(自身を含む): 166011120

約数和(自身を除く): 96569200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 108503, 217006, 434012, 542515, 868024, 1085030, 1736048, 2170060, 3472096, 4340120, 6944192, 8680240, 13888384, 17360480, 34720960, 69441920]

約数ペア:

[(1, 69441920), (2, 34720960), (4, 17360480), (5, 13888384), (8, 8680240), (10, 6944192), (16, 4340120), (20, 3472096), (32, 2170060), (40, 1736048), (64, 1085030), (80, 868024), (128, 542515), (160, 434012), (320, 217006), (640, 108503)]