199413700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{64327}}^1$

素因数の和:64372

約数の個数: 36

約数和(自身を含む): 446693632

約数和(自身を除く): 247279932

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 64327, 128654, 257308, 321635, 643270, 1286540, 1608175, 1994137, 3216350, 3988274, 6432700, 7976548, 9970685, 19941370, 39882740, 49853425, 99706850, 199413700]

約数ペア:

[(1, 199413700), (2, 99706850), (4, 49853425), (5, 39882740), (10, 19941370), (20, 9970685), (25, 7976548), (31, 6432700), (50, 3988274), (62, 3216350), (100, 1994137), (124, 1608175), (155, 1286540), (310, 643270), (620, 321635), (775, 257308), (1550, 128654), (3100, 64327)]