49955500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{2039}}^1$

素因数の和:2072

約数の個数: 72

約数和(自身を含む): 126977760

約数和(自身を除く): 77022260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 350, 490, 500, 700, 875, 980, 1225, 1750, 2039, 2450, 3500, 4078, 4900, 6125, 8156, 10195, 12250, 14273, 20390, 24500, 28546, 40780, 50975, 57092, 71365, 99911, 101950, 142730, 199822, 203900, 254875, 285460, 356825, 399644, 499555, 509750, 713650, 999110, 1019500, 1427300, 1784125, 1998220, 2497775, 3568250, 4995550, 7136500, 9991100, 12488875, 24977750, 49955500]

約数ペア:

[(1, 49955500), (2, 24977750), (4, 12488875), (5, 9991100), (7, 7136500), (10, 4995550), (14, 3568250), (20, 2497775), (25, 1998220), (28, 1784125), (35, 1427300), (49, 1019500), (50, 999110), (70, 713650), (98, 509750), (100, 499555), (125, 399644), (140, 356825), (175, 285460), (196, 254875), (245, 203900), (250, 199822), (350, 142730), (490, 101950), (500, 99911), (700, 71365), (875, 57092), (980, 50975), (1225, 40780), (1750, 28546), (2039, 24500), (2450, 20390), (3500, 14273), (4078, 12250), (4900, 10195), (6125, 8156)]