16080800

素因数分解:

$2^5\times 5^2\times {\mathrm{20101}}^1$

素因数の和:20121

約数の個数: 36

約数和(自身を含む): 39259206

約数和(自身を除く): 23178406

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 20101, 40202, 80404, 100505, 160808, 201010, 321616, 402020, 502525, 643232, 804040, 1005050, 1608080, 2010100, 3216160, 4020200, 8040400, 16080800]

約数ペア:

[(1, 16080800), (2, 8040400), (4, 4020200), (5, 3216160), (8, 2010100), (10, 1608080), (16, 1005050), (20, 804040), (25, 643232), (32, 502525), (40, 402020), (50, 321616), (80, 201010), (100, 160808), (160, 100505), (200, 80404), (400, 40202), (800, 20101)]