89065640

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 205329600

約数和(自身を除く): 116263960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 139, 166, 193, 278, 332, 386, 415, 556, 664, 695, 772, 830, 965, 1112, 1390, 1544, 1660, 1930, 2780, 3320, 3860, 5560, 7720, 11537, 16019, 23074, 26827, 32038, 46148, 53654, 57685, 64076, 80095, 92296, 107308, 115370, 128152, 134135, 160190, 214616, 230740, 268270, 320380, 461480, 536540, 640760, 1073080, 2226641, 4453282, 8906564, 11133205, 17813128, 22266410, 44532820, 89065640]

約数ペア:

[(1, 89065640), (2, 44532820), (4, 22266410), (5, 17813128), (8, 11133205), (10, 8906564), (20, 4453282), (40, 2226641), (83, 1073080), (139, 640760), (166, 536540), (193, 461480), (278, 320380), (332, 268270), (386, 230740), (415, 214616), (556, 160190), (664, 134135), (695, 128152), (772, 115370), (830, 107308), (965, 92296), (1112, 80095), (1390, 64076), (1544, 57685), (1660, 53654), (1930, 46148), (2780, 32038), (3320, 26827), (3860, 23074), (5560, 16019), (7720, 11537)]