216700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1$

素因数の和:222

約数の個数: 36

約数和(自身を含む): 515592

約数和(自身を除く): 298892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 197, 220, 275, 394, 550, 788, 985, 1100, 1970, 2167, 3940, 4334, 4925, 8668, 9850, 10835, 19700, 21670, 43340, 54175, 108350, 216700]

約数ペア:

[(1, 216700), (2, 108350), (4, 54175), (5, 43340), (10, 21670), (11, 19700), (20, 10835), (22, 9850), (25, 8668), (44, 4925), (50, 4334), (55, 3940), (100, 2167), (110, 1970), (197, 1100), (220, 985), (275, 788), (394, 550)]