83631880

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 194088960

約数和(自身を除く): 110457080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 103, 106, 206, 212, 265, 383, 412, 424, 515, 530, 766, 824, 1030, 1060, 1532, 1915, 2060, 2120, 3064, 3830, 4120, 5459, 7660, 10918, 15320, 20299, 21836, 27295, 39449, 40598, 43672, 54590, 78898, 81196, 101495, 109180, 157796, 162392, 197245, 202990, 218360, 315592, 394490, 405980, 788980, 811960, 1577960, 2090797, 4181594, 8363188, 10453985, 16726376, 20907970, 41815940, 83631880]

約数ペア:

[(1, 83631880), (2, 41815940), (4, 20907970), (5, 16726376), (8, 10453985), (10, 8363188), (20, 4181594), (40, 2090797), (53, 1577960), (103, 811960), (106, 788980), (206, 405980), (212, 394490), (265, 315592), (383, 218360), (412, 202990), (424, 197245), (515, 162392), (530, 157796), (766, 109180), (824, 101495), (1030, 81196), (1060, 78898), (1532, 54590), (1915, 43672), (2060, 40598), (2120, 39449), (3064, 27295), (3830, 21836), (4120, 20299), (5459, 15320), (7660, 10918)]