40161200

素因数分解:

$2^4\times 5^2\times {\mathrm{100403}}^1$

素因数の和:100421

約数の個数: 30

約数和(自身を含む): 96488244

約数和(自身を除く): 56327044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 100403, 200806, 401612, 502015, 803224, 1004030, 1606448, 2008060, 2510075, 4016120, 5020150, 8032240, 10040300, 20080600, 40161200]

約数ペア:

[(1, 40161200), (2, 20080600), (4, 10040300), (5, 8032240), (8, 5020150), (10, 4016120), (16, 2510075), (20, 2008060), (25, 1606448), (40, 1004030), (50, 803224), (80, 502015), (100, 401612), (200, 200806), (400, 100403)]