205899064

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{401}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 453263040

約数和(自身を除く): 247363976

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 173, 212, 346, 371, 401, 424, 692, 742, 802, 1211, 1384, 1484, 1604, 2422, 2807, 2968, 3208, 4844, 5614, 9169, 9688, 11228, 18338, 21253, 22456, 36676, 42506, 64183, 69373, 73352, 85012, 128366, 138746, 148771, 170024, 256732, 277492, 297542, 485611, 513464, 554984, 595084, 971222, 1190168, 1942444, 3676769, 3884888, 7353538, 14707076, 25737383, 29414152, 51474766, 102949532, 205899064]

約数ペア:

[(1, 205899064), (2, 102949532), (4, 51474766), (7, 29414152), (8, 25737383), (14, 14707076), (28, 7353538), (53, 3884888), (56, 3676769), (106, 1942444), (173, 1190168), (212, 971222), (346, 595084), (371, 554984), (401, 513464), (424, 485611), (692, 297542), (742, 277492), (802, 256732), (1211, 170024), (1384, 148771), (1484, 138746), (1604, 128366), (2422, 85012), (2807, 73352), (2968, 69373), (3208, 64183), (4844, 42506), (5614, 36676), (9169, 22456), (9688, 21253), (11228, 18338)]