90865144

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 182697120

約数和(自身を除く): 91831976

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 361, 431, 584, 722, 862, 1387, 1444, 1724, 2774, 2888, 3448, 5548, 8189, 11096, 16378, 26353, 31463, 32756, 52706, 62926, 65512, 105412, 125852, 155591, 210824, 251704, 311182, 597797, 622364, 1195594, 1244728, 2391188, 4782376, 11358143, 22716286, 45432572, 90865144]

約数ペア:

[(1, 90865144), (2, 45432572), (4, 22716286), (8, 11358143), (19, 4782376), (38, 2391188), (73, 1244728), (76, 1195594), (146, 622364), (152, 597797), (292, 311182), (361, 251704), (431, 210824), (584, 155591), (722, 125852), (862, 105412), (1387, 65512), (1444, 62926), (1724, 52706), (2774, 32756), (2888, 31463), (3448, 26353), (5548, 16378), (8189, 11096)]