51208900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{16519}}^1$

素因数の和:16564

約数の個数: 36

約数和(自身を含む): 114714880

約数和(自身を除く): 63505980

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 16519, 33038, 66076, 82595, 165190, 330380, 412975, 512089, 825950, 1024178, 1651900, 2048356, 2560445, 5120890, 10241780, 12802225, 25604450, 51208900]

約数ペア:

[(1, 51208900), (2, 25604450), (4, 12802225), (5, 10241780), (10, 5120890), (20, 2560445), (25, 2048356), (31, 1651900), (50, 1024178), (62, 825950), (100, 512089), (124, 412975), (155, 330380), (310, 165190), (620, 82595), (775, 66076), (1550, 33038), (3100, 16519)]