51528200

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{8311}}^1$

素因数の和:8358

約数の個数: 48

約数和(自身を含む): 123682560

約数和(自身を除く): 72154360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1550, 3100, 6200, 8311, 16622, 33244, 41555, 66488, 83110, 166220, 207775, 257641, 332440, 415550, 515282, 831100, 1030564, 1288205, 1662200, 2061128, 2576410, 5152820, 6441025, 10305640, 12882050, 25764100, 51528200]

約数ペア:

[(1, 51528200), (2, 25764100), (4, 12882050), (5, 10305640), (8, 6441025), (10, 5152820), (20, 2576410), (25, 2061128), (31, 1662200), (40, 1288205), (50, 1030564), (62, 831100), (100, 515282), (124, 415550), (155, 332440), (200, 257641), (248, 207775), (310, 166220), (620, 83110), (775, 66488), (1240, 41555), (1550, 33244), (3100, 16622), (6200, 8311)]