78855260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1579}}^1$

素因数の和:1826

約数の個数: 48

約数和(自身を含む): 181560960

約数和(自身を除く): 102705700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 227, 454, 908, 1135, 1579, 2270, 2497, 3158, 4540, 4994, 6316, 7895, 9988, 12485, 15790, 17369, 24970, 31580, 34738, 49940, 69476, 86845, 173690, 347380, 358433, 716866, 1433732, 1792165, 3584330, 3942763, 7168660, 7885526, 15771052, 19713815, 39427630, 78855260]

約数ペア:

[(1, 78855260), (2, 39427630), (4, 19713815), (5, 15771052), (10, 7885526), (11, 7168660), (20, 3942763), (22, 3584330), (44, 1792165), (55, 1433732), (110, 716866), (220, 358433), (227, 347380), (454, 173690), (908, 86845), (1135, 69476), (1579, 49940), (2270, 34738), (2497, 31580), (3158, 24970), (4540, 17369), (4994, 15790), (6316, 12485), (7895, 9988)]