28119850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:136

約数の個数: 96

約数和(自身を含む): 61871040

約数和(自身を除く): 33751190

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 41, 43, 50, 55, 58, 82, 86, 110, 145, 205, 215, 275, 290, 319, 410, 430, 451, 473, 550, 638, 725, 902, 946, 1025, 1075, 1189, 1247, 1450, 1595, 1763, 2050, 2150, 2255, 2365, 2378, 2494, 3190, 3526, 4510, 4730, 5945, 6235, 7975, 8815, 11275, 11825, 11890, 12470, 13079, 13717, 15950, 17630, 19393, 22550, 23650, 26158, 27434, 29725, 31175, 38786, 44075, 51127, 59450, 62350, 65395, 68585, 88150, 96965, 102254, 130790, 137170, 193930, 255635, 326975, 342925, 484825, 511270, 562397, 653950, 685850, 969650, 1124794, 1278175, 2556350, 2811985, 5623970, 14059925, 28119850]

約数ペア:

[(1, 28119850), (2, 14059925), (5, 5623970), (10, 2811985), (11, 2556350), (22, 1278175), (25, 1124794), (29, 969650), (41, 685850), (43, 653950), (50, 562397), (55, 511270), (58, 484825), (82, 342925), (86, 326975), (110, 255635), (145, 193930), (205, 137170), (215, 130790), (275, 102254), (290, 96965), (319, 88150), (410, 68585), (430, 65395), (451, 62350), (473, 59450), (550, 51127), (638, 44075), (725, 38786), (902, 31175), (946, 29725), (1025, 27434), (1075, 26158), (1189, 23650), (1247, 22550), (1450, 19393), (1595, 17630), (1763, 15950), (2050, 13717), (2150, 13079), (2255, 12470), (2365, 11890), (2378, 11825), (2494, 11275), (3190, 8815), (3526, 7975), (4510, 6235), (4730, 5945)]