128203970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1\times {\mathrm{1259}}^1$

素因数の和:1882

約数の個数: 32

約数和(自身を含む): 244944000

約数和(自身を除く): 116740030

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 599, 1198, 1259, 2518, 2995, 5990, 6295, 10183, 12590, 20366, 21403, 42806, 50915, 101830, 107015, 214030, 754141, 1508282, 3770705, 7541410, 12820397, 25640794, 64101985, 128203970]

約数ペア:

[(1, 128203970), (2, 64101985), (5, 25640794), (10, 12820397), (17, 7541410), (34, 3770705), (85, 1508282), (170, 754141), (599, 214030), (1198, 107015), (1259, 101830), (2518, 50915), (2995, 42806), (5990, 21403), (6295, 20366), (10183, 12590)]