163929200

素因数分解:

$2^4\times 5^2\times {\mathrm{409823}}^1$

素因数の和:409841

約数の個数: 30

約数和(自身を含む): 393840864

約数和(自身を除く): 229911664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 409823, 819646, 1639292, 2049115, 3278584, 4098230, 6557168, 8196460, 10245575, 16392920, 20491150, 32785840, 40982300, 81964600, 163929200]

約数ペア:

[(1, 163929200), (2, 81964600), (4, 40982300), (5, 32785840), (8, 20491150), (10, 16392920), (16, 10245575), (20, 8196460), (25, 6557168), (40, 4098230), (50, 3278584), (80, 2049115), (100, 1639292), (200, 819646), (400, 409823)]