3990585820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{158231}}^1$

素因数の和:158350

約数の個数: 48

約数和(自身を含む): 9117960768

約数和(自身を除く): 5127374948

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 5044, 6305, 12610, 25220, 158231, 316462, 632924, 791155, 1582310, 2057003, 3164620, 4114006, 8228012, 10285015, 15348407, 20570030, 30696814, 41140060, 61393628, 76742035, 153484070, 199529291, 306968140, 399058582, 798117164, 997646455, 1995292910, 3990585820]

約数ペア:

[(1, 3990585820), (2, 1995292910), (4, 997646455), (5, 798117164), (10, 399058582), (13, 306968140), (20, 199529291), (26, 153484070), (52, 76742035), (65, 61393628), (97, 41140060), (130, 30696814), (194, 20570030), (260, 15348407), (388, 10285015), (485, 8228012), (970, 4114006), (1261, 3164620), (1940, 2057003), (2522, 1582310), (5044, 791155), (6305, 632924), (12610, 316462), (25220, 158231)]