56621500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 137958912

約数和(自身を除く): 81337412

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 125, 130, 155, 250, 260, 281, 310, 325, 403, 500, 562, 620, 650, 775, 806, 1124, 1300, 1405, 1550, 1612, 1625, 2015, 2810, 3100, 3250, 3653, 3875, 4030, 5620, 6500, 7025, 7306, 7750, 8060, 8711, 10075, 14050, 14612, 15500, 17422, 18265, 20150, 28100, 34844, 35125, 36530, 40300, 43555, 50375, 70250, 73060, 87110, 91325, 100750, 113243, 140500, 174220, 182650, 201500, 217775, 226486, 365300, 435550, 452972, 456625, 566215, 871100, 913250, 1088875, 1132430, 1826500, 2177750, 2264860, 2831075, 4355500, 5662150, 11324300, 14155375, 28310750, 56621500]

約数ペア:

[(1, 56621500), (2, 28310750), (4, 14155375), (5, 11324300), (10, 5662150), (13, 4355500), (20, 2831075), (25, 2264860), (26, 2177750), (31, 1826500), (50, 1132430), (52, 1088875), (62, 913250), (65, 871100), (100, 566215), (124, 456625), (125, 452972), (130, 435550), (155, 365300), (250, 226486), (260, 217775), (281, 201500), (310, 182650), (325, 174220), (403, 140500), (500, 113243), (562, 100750), (620, 91325), (650, 87110), (775, 73060), (806, 70250), (1124, 50375), (1300, 43555), (1405, 40300), (1550, 36530), (1612, 35125), (1625, 34844), (2015, 28100), (2810, 20150), (3100, 18265), (3250, 17422), (3653, 15500), (3875, 14612), (4030, 14050), (5620, 10075), (6500, 8711), (7025, 8060), (7306, 7750)]