49884520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1093}}^1$

素因数の和:1274

約数の個数: 64

約数和(自身を含む): 129179520

約数和(自身を除く): 79295000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 652, 815, 1093, 1141, 1304, 1630, 2186, 2282, 3260, 4372, 4564, 5465, 5705, 6520, 7651, 8744, 9128, 10930, 11410, 15302, 21860, 22820, 30604, 38255, 43720, 45640, 61208, 76510, 153020, 178159, 306040, 356318, 712636, 890795, 1247113, 1425272, 1781590, 2494226, 3563180, 4988452, 6235565, 7126360, 9976904, 12471130, 24942260, 49884520]

約数ペア:

[(1, 49884520), (2, 24942260), (4, 12471130), (5, 9976904), (7, 7126360), (8, 6235565), (10, 4988452), (14, 3563180), (20, 2494226), (28, 1781590), (35, 1425272), (40, 1247113), (56, 890795), (70, 712636), (140, 356318), (163, 306040), (280, 178159), (326, 153020), (652, 76510), (815, 61208), (1093, 45640), (1141, 43720), (1304, 38255), (1630, 30604), (2186, 22820), (2282, 21860), (3260, 15302), (4372, 11410), (4564, 10930), (5465, 9128), (5705, 8744), (6520, 7651)]