20588150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:158

約数の個数: 72

約数和(自身を含む): 43637832

約数和(自身を除く): 23049682

約数列:

[1, 2, 5, 10, 11, 22, 25, 41, 50, 55, 82, 83, 110, 121, 166, 205, 242, 275, 410, 415, 451, 550, 605, 830, 902, 913, 1025, 1210, 1826, 2050, 2075, 2255, 3025, 3403, 4150, 4510, 4565, 4961, 6050, 6806, 9130, 9922, 10043, 11275, 17015, 20086, 22550, 22825, 24805, 34030, 37433, 45650, 49610, 50215, 74866, 85075, 100430, 124025, 170150, 187165, 248050, 251075, 374330, 411763, 502150, 823526, 935825, 1871650, 2058815, 4117630, 10294075, 20588150]

約数ペア:

[(1, 20588150), (2, 10294075), (5, 4117630), (10, 2058815), (11, 1871650), (22, 935825), (25, 823526), (41, 502150), (50, 411763), (55, 374330), (82, 251075), (83, 248050), (110, 187165), (121, 170150), (166, 124025), (205, 100430), (242, 85075), (275, 74866), (410, 50215), (415, 49610), (451, 45650), (550, 37433), (605, 34030), (830, 24805), (902, 22825), (913, 22550), (1025, 20086), (1210, 17015), (1826, 11275), (2050, 10043), (2075, 9922), (2255, 9130), (3025, 6806), (3403, 6050), (4150, 4961), (4510, 4565)]