1278702950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{383}}^1\times {\mathrm{9539}}^1$

素因数の和:9941

約数の個数: 48

約数和(自身を含む): 2725539840

約数和(自身を除く): 1446836890

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 383, 766, 1915, 2681, 3830, 5362, 9539, 9575, 13405, 19078, 19150, 26810, 47695, 66773, 67025, 95390, 133546, 134050, 238475, 333865, 476950, 667730, 1669325, 3338650, 3653437, 7306874, 18267185, 25574059, 36534370, 51148118, 91335925, 127870295, 182671850, 255740590, 639351475, 1278702950]

約数ペア:

[(1, 1278702950), (2, 639351475), (5, 255740590), (7, 182671850), (10, 127870295), (14, 91335925), (25, 51148118), (35, 36534370), (50, 25574059), (70, 18267185), (175, 7306874), (350, 3653437), (383, 3338650), (766, 1669325), (1915, 667730), (2681, 476950), (3830, 333865), (5362, 238475), (9539, 134050), (9575, 133546), (13405, 95390), (19078, 67025), (19150, 66773), (26810, 47695)]