255291216565

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{302921}}^1$

素因数の和:303154

約数の個数: 48

約数和(自身を含む): 386770809600

約数和(自身を除く): 131479593035

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 199, 385, 605, 847, 995, 1393, 2189, 4235, 6965, 10945, 15323, 24079, 76615, 120395, 168553, 302921, 842765, 1514605, 2120447, 3332131, 10602235, 16660655, 23324917, 36653441, 60281279, 116624585, 183267205, 256574087, 301406395, 421968953, 663094069, 1282870435, 2109844765, 3315470345, 4641658483, 7294034759, 23208292415, 36470173795, 51058243313, 255291216565]

約数ペア:

[(1, 255291216565), (5, 51058243313), (7, 36470173795), (11, 23208292415), (35, 7294034759), (55, 4641658483), (77, 3315470345), (121, 2109844765), (199, 1282870435), (385, 663094069), (605, 421968953), (847, 301406395), (995, 256574087), (1393, 183267205), (2189, 116624585), (4235, 60281279), (6965, 36653441), (10945, 23324917), (15323, 16660655), (24079, 10602235), (76615, 3332131), (120395, 2120447), (168553, 1514605), (302921, 842765)]