98494900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{20101}}^1$

素因数の和:20129

約数の個数: 54

約数和(自身を含む): 248641638

約数和(自身を除く): 150146738

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 20101, 40202, 80404, 100505, 140707, 201010, 281414, 402020, 502525, 562828, 703535, 984949, 1005050, 1407070, 1969898, 2010100, 2814140, 3517675, 3939796, 4924745, 7035350, 9849490, 14070700, 19698980, 24623725, 49247450, 98494900]

約数ペア:

[(1, 98494900), (2, 49247450), (4, 24623725), (5, 19698980), (7, 14070700), (10, 9849490), (14, 7035350), (20, 4924745), (25, 3939796), (28, 3517675), (35, 2814140), (49, 2010100), (50, 1969898), (70, 1407070), (98, 1005050), (100, 984949), (140, 703535), (175, 562828), (196, 502525), (245, 402020), (350, 281414), (490, 201010), (700, 140707), (980, 100505), (1225, 80404), (2450, 40202), (4900, 20101)]