71564020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1433}}^1$

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 164783808

約数和(自身を除く): 93219788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 227, 454, 908, 1135, 1433, 2270, 2497, 2866, 4540, 4994, 5732, 7165, 9988, 12485, 14330, 15763, 24970, 28660, 31526, 49940, 63052, 78815, 157630, 315260, 325291, 650582, 1301164, 1626455, 3252910, 3578201, 6505820, 7156402, 14312804, 17891005, 35782010, 71564020]

約数ペア:

[(1, 71564020), (2, 35782010), (4, 17891005), (5, 14312804), (10, 7156402), (11, 6505820), (20, 3578201), (22, 3252910), (44, 1626455), (55, 1301164), (110, 650582), (220, 325291), (227, 315260), (454, 157630), (908, 78815), (1135, 63052), (1433, 49940), (2270, 31526), (2497, 28660), (2866, 24970), (4540, 15763), (4994, 14330), (5732, 12485), (7165, 9988)]