138879400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{63127}}^1$

素因数の和:63154

約数の個数: 48

約数和(自身を含む): 352254240

約数和(自身を除く): 213374840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 63127, 126254, 252508, 315635, 505016, 631270, 694397, 1262540, 1388794, 1578175, 2525080, 2777588, 3156350, 3471985, 5555176, 6312700, 6943970, 12625400, 13887940, 17359925, 27775880, 34719850, 69439700, 138879400]

約数ペア:

[(1, 138879400), (2, 69439700), (4, 34719850), (5, 27775880), (8, 17359925), (10, 13887940), (11, 12625400), (20, 6943970), (22, 6312700), (25, 5555176), (40, 3471985), (44, 3156350), (50, 2777588), (55, 2525080), (88, 1578175), (100, 1388794), (110, 1262540), (200, 694397), (220, 631270), (275, 505016), (440, 315635), (550, 252508), (1100, 126254), (2200, 63127)]