54080140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{313}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 116792928

約数和(自身を除く): 62712788

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 163, 212, 265, 313, 326, 530, 626, 652, 815, 1060, 1252, 1565, 1630, 3130, 3260, 6260, 8639, 16589, 17278, 33178, 34556, 43195, 51019, 66356, 82945, 86390, 102038, 165890, 172780, 204076, 255095, 331780, 510190, 1020380, 2704007, 5408014, 10816028, 13520035, 27040070, 54080140]

約数ペア:

[(1, 54080140), (2, 27040070), (4, 13520035), (5, 10816028), (10, 5408014), (20, 2704007), (53, 1020380), (106, 510190), (163, 331780), (212, 255095), (265, 204076), (313, 172780), (326, 165890), (530, 102038), (626, 86390), (652, 82945), (815, 66356), (1060, 51019), (1252, 43195), (1565, 34556), (1630, 33178), (3130, 17278), (3260, 16589), (6260, 8639)]