87249820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4549}}^1$

素因数の和:4702

約数の個数: 48

約数和(自身を含む): 210974400

約数和(自身を除く): 123724580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2740, 3836, 4549, 4795, 9098, 9590, 18196, 19180, 22745, 31843, 45490, 63686, 90980, 127372, 159215, 318430, 623213, 636860, 1246426, 2492852, 3116065, 4362491, 6232130, 8724982, 12464260, 17449964, 21812455, 43624910, 87249820]

約数ペア:

[(1, 87249820), (2, 43624910), (4, 21812455), (5, 17449964), (7, 12464260), (10, 8724982), (14, 6232130), (20, 4362491), (28, 3116065), (35, 2492852), (70, 1246426), (137, 636860), (140, 623213), (274, 318430), (548, 159215), (685, 127372), (959, 90980), (1370, 63686), (1918, 45490), (2740, 31843), (3836, 22745), (4549, 19180), (4795, 18196), (9098, 9590)]