20080035

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 38707200

約数和(自身を除く): 18627165

約数列:

[1, 3, 5, 9, 15, 23, 27, 29, 45, 69, 87, 115, 135, 145, 207, 223, 261, 345, 435, 621, 667, 669, 783, 1035, 1115, 1305, 2001, 2007, 3105, 3335, 3345, 3915, 5129, 6003, 6021, 6467, 10005, 10035, 15387, 18009, 19401, 25645, 30015, 30105, 32335, 46161, 58203, 76935, 90045, 97005, 138483, 148741, 174609, 230805, 291015, 446223, 692415, 743705, 873045, 1338669, 2231115, 4016007, 6693345, 20080035]

約数ペア:

[(1, 20080035), (3, 6693345), (5, 4016007), (9, 2231115), (15, 1338669), (23, 873045), (27, 743705), (29, 692415), (45, 446223), (69, 291015), (87, 230805), (115, 174609), (135, 148741), (145, 138483), (207, 97005), (223, 90045), (261, 76935), (345, 58203), (435, 46161), (621, 32335), (667, 30105), (669, 30015), (783, 25645), (1035, 19401), (1115, 18009), (1305, 15387), (2001, 10035), (2007, 10005), (3105, 6467), (3335, 6021), (3345, 6003), (3915, 5129)]