82745960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1039}}^1$

素因数の和:1242

約数の個数: 64

約数和(自身を含む): 204422400

約数和(自身を除く): 121676440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 181, 220, 362, 440, 724, 905, 1039, 1448, 1810, 1991, 2078, 3620, 3982, 4156, 5195, 7240, 7964, 8312, 9955, 10390, 11429, 15928, 19910, 20780, 22858, 39820, 41560, 45716, 57145, 79640, 91432, 114290, 188059, 228580, 376118, 457160, 752236, 940295, 1504472, 1880590, 2068649, 3761180, 4137298, 7522360, 8274596, 10343245, 16549192, 20686490, 41372980, 82745960]

約数ペア:

[(1, 82745960), (2, 41372980), (4, 20686490), (5, 16549192), (8, 10343245), (10, 8274596), (11, 7522360), (20, 4137298), (22, 3761180), (40, 2068649), (44, 1880590), (55, 1504472), (88, 940295), (110, 752236), (181, 457160), (220, 376118), (362, 228580), (440, 188059), (724, 114290), (905, 91432), (1039, 79640), (1448, 57145), (1810, 45716), (1991, 41560), (2078, 39820), (3620, 22858), (3982, 20780), (4156, 19910), (5195, 15928), (7240, 11429), (7964, 10390), (8312, 9955)]