89441860

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{439}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 192487680

約数和(自身を除く): 103045820

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 167, 244, 305, 334, 439, 610, 668, 835, 878, 1220, 1670, 1756, 2195, 3340, 4390, 8780, 10187, 20374, 26779, 40748, 50935, 53558, 73313, 101870, 107116, 133895, 146626, 203740, 267790, 293252, 366565, 535580, 733130, 1466260, 4472093, 8944186, 17888372, 22360465, 44720930, 89441860]

約数ペア:

[(1, 89441860), (2, 44720930), (4, 22360465), (5, 17888372), (10, 8944186), (20, 4472093), (61, 1466260), (122, 733130), (167, 535580), (244, 366565), (305, 293252), (334, 267790), (439, 203740), (610, 146626), (668, 133895), (835, 107116), (878, 101870), (1220, 73313), (1670, 53558), (1756, 50935), (2195, 40748), (3340, 26779), (4390, 20374), (8780, 10187)]