28106650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3931}}^1$

素因数の和:3967

約数の個数: 48

約数和(自身を含む): 61433568

約数和(自身を除く): 33326918

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575, 3931, 7150, 7862, 19655, 39310, 43241, 51103, 86482, 98275, 102206, 196550, 216205, 255515, 432410, 511030, 562133, 1081025, 1124266, 1277575, 2162050, 2555150, 2810665, 5621330, 14053325, 28106650]

約数ペア:

[(1, 28106650), (2, 14053325), (5, 5621330), (10, 2810665), (11, 2555150), (13, 2162050), (22, 1277575), (25, 1124266), (26, 1081025), (50, 562133), (55, 511030), (65, 432410), (110, 255515), (130, 216205), (143, 196550), (275, 102206), (286, 98275), (325, 86482), (550, 51103), (650, 43241), (715, 39310), (1430, 19655), (3575, 7862), (3931, 7150)]