31422506800

素因数分解:

$2^4\times 5^2\times {\mathrm{139}}^1\times {\mathrm{353}}^1\times {\mathrm{1601}}^1$

素因数の和:2111

約数の個数: 120

約数和(自身を含む): 76298710320

約数和(自身を除く): 44876203520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 139, 200, 278, 353, 400, 556, 695, 706, 1112, 1390, 1412, 1601, 1765, 2224, 2780, 2824, 3202, 3475, 3530, 5560, 5648, 6404, 6950, 7060, 8005, 8825, 11120, 12808, 13900, 14120, 16010, 17650, 25616, 27800, 28240, 32020, 35300, 40025, 49067, 55600, 64040, 70600, 80050, 98134, 128080, 141200, 160100, 196268, 222539, 245335, 320200, 392536, 445078, 490670, 565153, 640400, 785072, 890156, 981340, 1112695, 1130306, 1226675, 1780312, 1962680, 2225390, 2260612, 2453350, 2825765, 3560624, 3925360, 4450780, 4521224, 4906700, 5563475, 5651530, 8901560, 9042448, 9813400, 11126950, 11303060, 14128825, 17803120, 19626800, 22253900, 22606120, 28257650, 44507800, 45212240, 56515300, 78556267, 89015600, 113030600, 157112534, 226061200, 314225068, 392781335, 628450136, 785562670, 1256900272, 1571125340, 1963906675, 3142250680, 3927813350, 6284501360, 7855626700, 15711253400, 31422506800]

約数ペア:

[(1, 31422506800), (2, 15711253400), (4, 7855626700), (5, 6284501360), (8, 3927813350), (10, 3142250680), (16, 1963906675), (20, 1571125340), (25, 1256900272), (40, 785562670), (50, 628450136), (80, 392781335), (100, 314225068), (139, 226061200), (200, 157112534), (278, 113030600), (353, 89015600), (400, 78556267), (556, 56515300), (695, 45212240), (706, 44507800), (1112, 28257650), (1390, 22606120), (1412, 22253900), (1601, 19626800), (1765, 17803120), (2224, 14128825), (2780, 11303060), (2824, 11126950), (3202, 9813400), (3475, 9042448), (3530, 8901560), (5560, 5651530), (5648, 5563475), (6404, 4906700), (6950, 4521224), (7060, 4450780), (8005, 3925360), (8825, 3560624), (11120, 2825765), (12808, 2453350), (13900, 2260612), (14120, 2225390), (16010, 1962680), (17650, 1780312), (25616, 1226675), (27800, 1130306), (28240, 1112695), (32020, 981340), (35300, 890156), (40025, 785072), (49067, 640400), (55600, 565153), (64040, 490670), (70600, 445078), (80050, 392536), (98134, 320200), (128080, 245335), (141200, 222539), (160100, 196268)]