243125090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{263}}^1\times {\mathrm{547}}^1$

素因数の和:843

約数の個数: 48

約数和(自身を含む): 476549568

約数和(自身を除く): 233424478

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 263, 338, 526, 547, 845, 1094, 1315, 1690, 2630, 2735, 3419, 5470, 6838, 7111, 14222, 17095, 34190, 35555, 44447, 71110, 88894, 92443, 143861, 184886, 222235, 287722, 444470, 462215, 719305, 924430, 1438610, 1870193, 3740386, 9350965, 18701930, 24312509, 48625018, 121562545, 243125090]

約数ペア:

[(1, 243125090), (2, 121562545), (5, 48625018), (10, 24312509), (13, 18701930), (26, 9350965), (65, 3740386), (130, 1870193), (169, 1438610), (263, 924430), (338, 719305), (526, 462215), (547, 444470), (845, 287722), (1094, 222235), (1315, 184886), (1690, 143861), (2630, 92443), (2735, 88894), (3419, 71110), (5470, 44447), (6838, 35555), (7111, 34190), (14222, 17095)]