8266353085

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{389}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 10723443120

約数和(自身を除く): 2457090035

約数列:

[1, 5, 19, 61, 95, 193, 305, 361, 389, 965, 1159, 1805, 1945, 3667, 5795, 7391, 11773, 18335, 22021, 23729, 36955, 58865, 69673, 75077, 110105, 118645, 140429, 223687, 348365, 375385, 450851, 702145, 1118435, 1426463, 2254255, 4250053, 4579697, 7132315, 8566169, 21250265, 22898485, 27102797, 42830845, 87014243, 135513985, 435071215, 1653270617, 8266353085]

約数ペア:

[(1, 8266353085), (5, 1653270617), (19, 435071215), (61, 135513985), (95, 87014243), (193, 42830845), (305, 27102797), (361, 22898485), (389, 21250265), (965, 8566169), (1159, 7132315), (1805, 4579697), (1945, 4250053), (3667, 2254255), (5795, 1426463), (7391, 1118435), (11773, 702145), (18335, 450851), (22021, 375385), (23729, 348365), (36955, 223687), (58865, 140429), (69673, 118645), (75077, 110105)]