26556920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51071}}^1$

素因数の和:51095

約数の個数: 32

約数和(自身を含む): 64350720

約数和(自身を除く): 37793800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 51071, 102142, 204284, 255355, 408568, 510710, 663923, 1021420, 1327846, 2042840, 2655692, 3319615, 5311384, 6639230, 13278460, 26556920]

約数ペア:

[(1, 26556920), (2, 13278460), (4, 6639230), (5, 5311384), (8, 3319615), (10, 2655692), (13, 2042840), (20, 1327846), (26, 1021420), (40, 663923), (52, 510710), (65, 408568), (104, 255355), (130, 204284), (260, 102142), (520, 51071)]