56819975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 78878880

約数和(自身を除く): 22058905

約数列:

[1, 5, 19, 25, 37, 53, 61, 95, 185, 265, 305, 475, 703, 925, 1007, 1159, 1325, 1525, 1961, 2257, 3233, 3515, 5035, 5795, 9805, 11285, 16165, 17575, 25175, 28975, 37259, 42883, 49025, 56425, 61427, 80825, 119621, 186295, 214415, 307135, 598105, 931475, 1072075, 1535675, 2272799, 2990525, 11363995, 56819975]

約数ペア:

[(1, 56819975), (5, 11363995), (19, 2990525), (25, 2272799), (37, 1535675), (53, 1072075), (61, 931475), (95, 598105), (185, 307135), (265, 214415), (305, 186295), (475, 119621), (703, 80825), (925, 61427), (1007, 56425), (1159, 49025), (1325, 42883), (1525, 37259), (1961, 28975), (2257, 25175), (3233, 17575), (3515, 16165), (5035, 11285), (5795, 9805)]