39379900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:679

約数の個数: 72

約数和(自身を含む): 98806176

約数和(自身を除く): 59426276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 101, 140, 175, 202, 350, 404, 505, 557, 700, 707, 1010, 1114, 1414, 2020, 2228, 2525, 2785, 2828, 3535, 3899, 5050, 5570, 7070, 7798, 10100, 11140, 13925, 14140, 15596, 17675, 19495, 27850, 35350, 38990, 55700, 56257, 70700, 77980, 97475, 112514, 194950, 225028, 281285, 389900, 393799, 562570, 787598, 1125140, 1406425, 1575196, 1968995, 2812850, 3937990, 5625700, 7875980, 9844975, 19689950, 39379900]

約数ペア:

[(1, 39379900), (2, 19689950), (4, 9844975), (5, 7875980), (7, 5625700), (10, 3937990), (14, 2812850), (20, 1968995), (25, 1575196), (28, 1406425), (35, 1125140), (50, 787598), (70, 562570), (100, 393799), (101, 389900), (140, 281285), (175, 225028), (202, 194950), (350, 112514), (404, 97475), (505, 77980), (557, 70700), (700, 56257), (707, 55700), (1010, 38990), (1114, 35350), (1414, 27850), (2020, 19495), (2228, 17675), (2525, 15596), (2785, 14140), (2828, 13925), (3535, 11140), (3899, 10100), (5050, 7798), (5570, 7070)]