103198900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{21061}}^1$

素因数の和:21089

約数の個数: 54

約数和(自身を含む): 260515878

約数和(自身を除く): 157316978

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, 21061, 42122, 84244, 105305, 147427, 210610, 294854, 421220, 526525, 589708, 737135, 1031989, 1053050, 1474270, 2063978, 2106100, 2948540, 3685675, 4127956, 5159945, 7371350, 10319890, 14742700, 20639780, 25799725, 51599450, 103198900]

約数ペア:

[(1, 103198900), (2, 51599450), (4, 25799725), (5, 20639780), (7, 14742700), (10, 10319890), (14, 7371350), (20, 5159945), (25, 4127956), (28, 3685675), (35, 2948540), (49, 2106100), (50, 2063978), (70, 1474270), (98, 1053050), (100, 1031989), (140, 737135), (175, 589708), (196, 526525), (245, 421220), (350, 294854), (490, 210610), (700, 147427), (980, 105305), (1225, 84244), (2450, 42122), (4900, 21061)]