101781400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{72701}}^1$

素因数の和:72724

約数の個数: 48

約数和(自身を含む): 270451440

約数和(自身を除く): 168670040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 72701, 145402, 290804, 363505, 508907, 581608, 727010, 1017814, 1454020, 1817525, 2035628, 2544535, 2908040, 3635050, 4071256, 5089070, 7270100, 10178140, 12722675, 14540200, 20356280, 25445350, 50890700, 101781400]

約数ペア:

[(1, 101781400), (2, 50890700), (4, 25445350), (5, 20356280), (7, 14540200), (8, 12722675), (10, 10178140), (14, 7270100), (20, 5089070), (25, 4071256), (28, 3635050), (35, 2908040), (40, 2544535), (50, 2035628), (56, 1817525), (70, 1454020), (100, 1017814), (140, 727010), (175, 581608), (200, 508907), (280, 363505), (350, 290804), (700, 145402), (1400, 72701)]