26350480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1949}}^1$

素因数の和:1988

約数の個数: 60

約数和(自身を含む): 66374100

約数和(自身を除く): 40023620

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 1949, 2704, 3380, 3898, 6760, 7796, 9745, 13520, 15592, 19490, 25337, 31184, 38980, 50674, 77960, 101348, 126685, 155920, 202696, 253370, 329381, 405392, 506740, 658762, 1013480, 1317524, 1646905, 2026960, 2635048, 3293810, 5270096, 6587620, 13175240, 26350480]

約数ペア:

[(1, 26350480), (2, 13175240), (4, 6587620), (5, 5270096), (8, 3293810), (10, 2635048), (13, 2026960), (16, 1646905), (20, 1317524), (26, 1013480), (40, 658762), (52, 506740), (65, 405392), (80, 329381), (104, 253370), (130, 202696), (169, 155920), (208, 126685), (260, 101348), (338, 77960), (520, 50674), (676, 38980), (845, 31184), (1040, 25337), (1352, 19490), (1690, 15592), (1949, 13520), (2704, 9745), (3380, 7796), (3898, 6760)]