80490764

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{3769}}^1$

素因数の和:4073

約数の個数: 24

約数和(自身を含む): 148839600

約数和(自身を除く): 68348836

約数列:

[1, 2, 4, 19, 38, 76, 281, 562, 1124, 3769, 5339, 7538, 10678, 15076, 21356, 71611, 143222, 286444, 1059089, 2118178, 4236356, 20122691, 40245382, 80490764]

約数ペア:

[(1, 80490764), (2, 40245382), (4, 20122691), (19, 4236356), (38, 2118178), (76, 1059089), (281, 286444), (562, 143222), (1124, 71611), (3769, 21356), (5339, 15076), (7538, 10678)]