260898976

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20231}}^1$

素因数の和:20285

約数の個数: 48

約数和(自身を含む): 571027968

約数和(自身を除く): 310128992

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 3224, 6448, 12896, 20231, 40462, 80924, 161848, 263003, 323696, 526006, 627161, 647392, 1052012, 1254322, 2104024, 2508644, 4208048, 5017288, 8153093, 8416096, 10034576, 16306186, 20069152, 32612372, 65224744, 130449488, 260898976]

約数ペア:

[(1, 260898976), (2, 130449488), (4, 65224744), (8, 32612372), (13, 20069152), (16, 16306186), (26, 10034576), (31, 8416096), (32, 8153093), (52, 5017288), (62, 4208048), (104, 2508644), (124, 2104024), (208, 1254322), (248, 1052012), (403, 647392), (416, 627161), (496, 526006), (806, 323696), (992, 263003), (1612, 161848), (3224, 80924), (6448, 40462), (12896, 20231)]