78859880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9433}}^1$

素因数の和:9474

約数の個数: 64

約数和(自身を含む): 203774400

約数和(自身を除く): 124914520

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 9433, 18866, 37732, 47165, 75464, 94330, 103763, 179227, 188660, 207526, 358454, 377320, 415052, 518815, 716908, 830104, 896135, 1037630, 1433816, 1792270, 1971497, 2075260, 3584540, 3942994, 4150520, 7169080, 7885988, 9857485, 15771976, 19714970, 39429940, 78859880]

約数ペア:

[(1, 78859880), (2, 39429940), (4, 19714970), (5, 15771976), (8, 9857485), (10, 7885988), (11, 7169080), (19, 4150520), (20, 3942994), (22, 3584540), (38, 2075260), (40, 1971497), (44, 1792270), (55, 1433816), (76, 1037630), (88, 896135), (95, 830104), (110, 716908), (152, 518815), (190, 415052), (209, 377320), (220, 358454), (380, 207526), (418, 188660), (440, 179227), (760, 103763), (836, 94330), (1045, 75464), (1672, 47165), (2090, 37732), (4180, 18866), (8360, 9433)]