10638550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1259}}^1$

素因数の和:1297

約数の個数: 36

約数和(自身を含む): 21443940

約数和(自身を除く): 10805390

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1259, 1690, 2518, 4225, 6295, 8450, 12590, 16367, 31475, 32734, 62950, 81835, 163670, 212771, 409175, 425542, 818350, 1063855, 2127710, 5319275, 10638550]

約数ペア:

[(1, 10638550), (2, 5319275), (5, 2127710), (10, 1063855), (13, 818350), (25, 425542), (26, 409175), (50, 212771), (65, 163670), (130, 81835), (169, 62950), (325, 32734), (338, 31475), (650, 16367), (845, 12590), (1259, 8450), (1690, 6295), (2518, 4225)]