50779240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1321}}^1$

素因数の和:1394

約数の個数: 48

約数和(自身を含む): 118147140

約数和(自身を除く): 67367900

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1321, 1922, 2642, 3844, 4805, 5284, 6605, 7688, 9610, 10568, 13210, 19220, 26420, 38440, 40951, 52840, 81902, 163804, 204755, 327608, 409510, 819020, 1269481, 1638040, 2538962, 5077924, 6347405, 10155848, 12694810, 25389620, 50779240]

約数ペア:

[(1, 50779240), (2, 25389620), (4, 12694810), (5, 10155848), (8, 6347405), (10, 5077924), (20, 2538962), (31, 1638040), (40, 1269481), (62, 819020), (124, 409510), (155, 327608), (248, 204755), (310, 163804), (620, 81902), (961, 52840), (1240, 40951), (1321, 38440), (1922, 26420), (2642, 19220), (3844, 13210), (4805, 10568), (5284, 9610), (6605, 7688)]