80824725

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{7643}}^1$

素因数の和:7706

約数の個数: 36

約数和(自身を含む): 147865536

約数和(自身を除く): 67040811

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 141, 225, 235, 423, 705, 1175, 2115, 3525, 7643, 10575, 22929, 38215, 68787, 114645, 191075, 343935, 359221, 573225, 1077663, 1719675, 1796105, 3232989, 5388315, 8980525, 16164945, 26941575, 80824725]

約数ペア:

[(1, 80824725), (3, 26941575), (5, 16164945), (9, 8980525), (15, 5388315), (25, 3232989), (45, 1796105), (47, 1719675), (75, 1077663), (141, 573225), (225, 359221), (235, 343935), (423, 191075), (705, 114645), (1175, 68787), (2115, 38215), (3525, 22929), (7643, 10575)]